{"title":"Natural Dyes for Cotton \u0026 Linen","description":"\u003cp\u003eCotton and linen are plant (cellulose) fibers. They hold natural dyes less easily than wool and silk, so the preparation matters more. This collection brings together everything you need, in the order you use it.\u003c\/p\u003e\n\u003ch2\u003eThe cotton and linen method\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eScour\u003c\/strong\u003e with \u003ca href=\"\/en-se\/products\/soda-ash-sodium-carbonate\"\u003esoda ash\u003c\/a\u003e (2–5% WOF) to remove waxes and finishes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTannin\u003c\/strong\u003e with \u003ca href=\"\/en-se\/products\/oak-gall-powder-white\"\u003ewhite oak gall\u003c\/a\u003e or \u003ca href=\"\/en-se\/products\/sumac-leaf-powder-tannin\"\u003esumac\u003c\/a\u003e (about 8–10% WOF) for clear colors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlum\u003c\/strong\u003e at 12–15% WOF with a little soda ash, then an optional \u003ca href=\"\/en-se\/products\/calcium-carbonate\"\u003echalk\u003c\/a\u003e rinse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDye\u003c\/strong\u003e with \u003ca href=\"\/en-se\/products\/madder-extract-rubia-tinctorum-l\"\u003emadder\u003c\/a\u003e, \u003ca href=\"\/en-se\/products\/weld-extract-reseda-luteola\"\u003eweld\u003c\/a\u003e, \u003ca href=\"\/en-se\/products\/buckthorn-extract-natural-dye\"\u003ebuckthorn\u003c\/a\u003e or \u003ca href=\"\/en-se\/products\/natural-indigo-extract\"\u003eindigo\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eWant it simple? The \u003ca href=\"\/en-se\/products\/cellulose-mordant-kit-cotton-linen\"\u003eCellulose Mordant Studio Kit\u003c\/a\u003e has the mordants in one box. Use the \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003eWOF calculator\u003c\/a\u003e to get exact grams for your fabric weight, and read our \u003ca href=\"\/en-se\/blogs\/news\/a-guide-to-mordanting-cellulose-fibres-cotton-and-linen\"\u003eguide to mordanting cotton and linen\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNeed fabric? See \u003ca href=\"\/en-se\/collections\/undyed-fabric-by-the-yard\"\u003eundyed fabric by the yard\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eDo I need tannin for cotton?\u003c\/h3\u003e\n\u003cp\u003eFor most dyes, yes. Tannin helps cotton and linen hold the alum mordant, so colors are deeper and more wash-fast. Indigo is the exception: it needs no mordant.\u003c\/p\u003e\n\u003ch3\u003eWhich natural dyes work best on cotton?\u003c\/h3\u003e\n\u003cp\u003eIndigo, madder, weld and tannin-rich dyes such as pomegranate and walnut give strong results on cotton and linen.\u003c\/p\u003e\n\u003ch3\u003eHow much alum for cotton?\u003c\/h3\u003e\n\u003cp\u003eAfter a tannin bath, use 12–15% alum WOF with a little soda ash to neutralize it.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Do I need tannin for cotton?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"For most dyes, yes. Tannin helps cotton and linen hold the alum mordant, so colors are deeper and more wash-fast. Indigo is the exception: it needs no mordant.\"}},{\"@type\":\"Question\",\"name\":\"Which natural dyes work best on cotton?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Indigo, madder, weld and tannin-rich dyes such as pomegranate and walnut give strong results on cotton and linen.\"}},{\"@type\":\"Question\",\"name\":\"How much alum for cotton?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"After a tannin bath, use 12–15% alum WOF with a little soda ash to neutralize it.\"}}]}\u003c\/script\u003e","products":[{"product_id":"oak-gallnuts-quercus-infectoria","title":"White Oak Galls (Whole)","description":"\u003cp\u003e\u003cstrong\u003eWhite oak galls (whole)\u003c\/strong\u003e are a tannin-rich natural material widely used in natural dyeing, especially to pre-treat cotton and linen before mordanting and dyeing. A tannin bath helps mordants bond more effectively to cellulose fibers, producing cleaner, deeper and more consistent shades.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical name:\u003c\/strong\u003e \u003cem\u003eQuercus infectoria\u003c\/em\u003e (Aleppo oak)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e whole galls (crush before use)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 100 g (3.5 oz), 400 g (14.1 oz), 1 kg (2.2 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCotton and linen pre-treatment (cellulose fibers) for richer, more even results\u003c\/li\u003e\n\u003cli\u003eEco printing and botanical dyeing, for improved clarity and contrast\u003c\/li\u003e\n\u003cli\u003eIron-tannin darks (grey to near-black tones)\u003c\/li\u003e\n\u003cli\u003eAlso usable on wool and silk, especially for iron-tannin and botanical dye workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use white oak galls\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCrush the galls (the whole form extracts more slowly than powder).\u003c\/li\u003e\n\u003cli\u003eScour your fabric thoroughly.\u003c\/li\u003e\n\u003cli\u003ePrepare a tannin bath using 10% WOF (10 g galls per 100 g of fiber).\u003c\/li\u003e\n\u003cli\u003eSoak until evenly saturated, then continue with mordanting and dyeing as needed.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e strain the bath if you want a cleaner liquid.\u003c\/p\u003e\n\u003cp\u003ePrefer something ready to use? Try our \u003ca href=\"\/en-se\/products\/oak-gall-powder-white\"\u003ewhite oak gall powder\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAdditional uses\u003c\/h3\u003e\n\u003cp\u003eTraditionally used as a tannin source. It may also be used for experimental vegetable tanning and leather-related tannin processes (testing recommended).\u003c\/p\u003e\n\u003ch3\u003eNotes and storage\u003c\/h3\u003e\n\u003cp\u003eNatural batches may vary slightly. Store sealed in a cool, dry place. Avoid inhaling dust when crushing.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/themazi.com\/blogs\/news\/aleppo-oak-galls-tannin-guide\"\u003eFull step-by-step guide: Aleppo oak galls tannin guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":34512004841629,"sku":"WhiteOakGallWhole100","price":11.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":34512004874397,"sku":"WhiteOakGallWhole400","price":30.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44104577810666,"sku":"WhiteOakGallWhole1KG","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/white-oak-gallnuts-whole-quercus-infectoria-themazi-packaging.jpg?v=1769073747"},{"product_id":"sumac-leaf-powder-tannin","title":"Sumac Leaf Powder","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eName\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: Sumac powder\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eScientific Name\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: Rhus Coriaria\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOur sumac is commonly known as Sicilian sumac, or tanner’s sumac, from its use in the treatment of leather.  Sumac leaves are high in tannins and can be used in the process of mordanting cellulose fibers such as cotton and linen.  Our sumac powder can contain as much as 20-30% tannic acid by dry weight.  \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHistorical use of sumac leaf tannin:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eSumac fruits have been traditionally used as a spice in Middle Eastern cuisine to impart a citrus flavour.  Its leaf tannin and its roots were used in the manufacture of leather, in the tanning process.  With iron, it gives mauve to purple tones, so when it was shipped for the leather trade, its packing needed to be considered carefully so neighbouring cargoes did not become stained by powder escaping from sacks. \u003c\/span\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHow to use sumac leaf powder\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eNOTE:  some people have an allergic reaction to sumac, so it should be used with caution.  It is recommended that you should wear gloves and a mask when handling the powder, and carry out the heating process outdoors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eEnsure your fiber\/fabric has been properly scoured before use.  Mix the sumac leaf powder with water in a pan, bring to the boil and simmer for an hour.  Allow 40g powder per 100g fiber\/fabric.  Strain the liquid into a vessel such as a plastic bucket which is large enough to accommodate the fiber\/fabric easily, add more hot water so there is sufficient for the fiber\/fabric to be stirred around easily.  Dampen the fiber\/fabric and add to the sumac bath.  Leave overnight to infuse and cool, stirring occasionally to ensure even uptake of the tannin.   \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eReviews: \u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHow do we ship your order?  \u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eWe ship our natural dyes worldwide. Once you enter your address, you can see the shipping cost to your country.\u003c\/span\u003e \u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eWe ship with express delivery which means we use TNT, UPS, or DHL carriers. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003ePlease keep in mind that the shipping cost is calculated on the basis of weight including packaging, so it may be beneficial to order more than one product at a time.  You will pay the same shipping fee for 400g of products as for 100g.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eBuying sumac powder in bulk:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eWe sell sumac powder in small quantities as shown on our website. Please be aware that we also sell bulk quantities wholesale. We consider every order over 50kg as wholesale and we offer discounted prices.  To enquire about this, \u003ca href=\"https:\/\/themazi.com\/pages\/contact-us\"\u003eclick here\u003c\/a\u003e.\u003c\/span\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eSearch: Buy sumac leaf powder | Natural dye | Natural tannin | Botanical dye | Natural dyestuff | Plant-based dye | How to dye cotton | How to dye wool | Natural mordant | Naturally dyed fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/tannin-mordant-natural-tannins-for-dyeing\"\u003eNatural tannins compared\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100gr | 3.5oz","offer_id":34799801827485,"sku":"Sumac100","price":10.0,"currency_code":"USD","in_stock":true},{"title":"400gr | 14.10oz","offer_id":34799801860253,"sku":"Sumac400","price":29.0,"currency_code":"USD","in_stock":true},{"title":"1kg | 35.27oz","offer_id":44352450330858,"sku":"Sumac1KG","price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/SUMACIMG_6229.jpg?v=1684438738"},{"product_id":"red-pine-bark-tannin-extract","title":"Red Pine Bark Tannin Extract","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eName\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: Red Pine bark extract powder\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eRed pine bark extract is high in tannins and can be used as a natural dye to produce a range of yellow, beige and brown tones.  Our pine bark extract comes from a by-product of Turkey’s timber industry.  Red pine is native to the eastern Mediterranean, and to Calabria in Italy, where it is known as Calabrian pine.  Forests were planted in Mediterranean coastal areas in the 1930s-1970s to act as soil protection and windbreaks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHow red pine bark extract powder is produced:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eOur pine extract originates from forests on the west coast of Turkey.  Timber from the forests is produced for the construction and paper industries, and for carpentry.  Before the timber is processed, the felled trees have their bark peeled off, with a special machine.  This bark, a by-product, is then used to create our \u003c\/span\u003e\u003cb data-mce-fragment=\"1\"\u003ethemazi \u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003edye\/tannin extract. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHistorical use of red pine: \u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eThe use of red pine bark extract as a dye does not have a long history.  Recent studies have, however, found it to have good wash and light fastness.  The main uses of the tree, other than for its timber, are culinary and medicinal.  Its sap is used to flavour white wines such as the traditional Retsina, and ‘pine honey’ is made by a sap-sucking insect.  The resin is also used in traditional Turkish medicine, mixed with honey for treating stomach and intestinal wounds, and as a mouth and tooth cleaner.  In ‘oil of turpentine’, it is antiseptic and astringent, and is used as a rub in steam baths.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHow to dye with red pine bark extract powder\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eRed pine bark extract is high in tannin so it can be used without a mordant, but for darker shades, an aluminium mordant can be useful.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eEnsure your fiber\/fabric has been properly scoured and mordanted, if you wish, before use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eUse 20g red pine bark extract powder to dye approximately 100g of fiber.  Red pine bark extract powder is suitable for hot and all-in-one dyebath techniques.  \u003c\/span\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eCover the powder with boiling water and simmer for an hour. Strain off the solids if you wish and add the fiber\/fabric to the liquid, topping up if necessary to allow plenty of room for the fiber\/fabric to be moved around.  Simmer for a further hour, allow to cool and soak for several hours or overnight.  Stir occasionally to ensure even take-up of the dye\/tannin. The use of an iron sulphate modifier after dyeing can provide beautiful olive greens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHow do we ship your order?  \u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eWe ship our natural dyes worldwide. Once you enter your address, you can see the shipping cost to your country. We ship with express delivery which means we use TNT, UPS, or DHL carriers. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003ePlease keep in mind that the shipping cost is calculated on the basis of weight including packaging, so it may be beneficial to order more than one product at a time.  You will pay the same shipping fee for 400g of products as for 100g.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eBuying red pine bark extract powder in bulk:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eWe sell red pine bark extract powder in small quantities as shown on our website. Please be aware that we also sell bulk quantities wholesale. We consider every order over 50kg as wholesale and we offer discounted prices.  To enquire about this, \u003c\/span\u003e\u003ca href=\"https:\/\/themazi.com\/pages\/contact-us\" data-mce-fragment=\"1\" data-mce-href=\"https:\/\/themazi.com\/pages\/contact-us\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003eclick here\u003c\/span\u003e\u003c\/a\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eSearch: Buy red pine bark extract powder | Buy natural dye for yellow and brown color | Natural sustainable dyes | Botanical dye | Natural dyestuff | Plant-based dye | How to dye cotton | How to dye wool | Natural mordant | Naturally dyed fabric | yellow natural dye | brown natural dye \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/tannin-mordant-natural-tannins-for-dyeing\"\u003eNatural tannins compared\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100gr | 3.52ons","offer_id":34799814377629,"sku":"RedPine100","price":11.0,"currency_code":"USD","in_stock":true},{"title":"400gr | 14.11ons","offer_id":34799814410397,"sku":"RedPine400","price":32.0,"currency_code":"USD","in_stock":true},{"title":"1KG | 35.27ons","offer_id":44352436371690,"sku":"RedPine1KG","price":54.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/REDPINEBARKkopyasi.png?v=1712346687"},{"product_id":"madder-root-powder","title":"Madder Root Powder","description":"\u003cp\u003e\u003cstrong\u003eMadder root powder\u003c\/strong\u003e (\u003cem\u003eRubia tinctorum\u003c\/em\u003e) is one of the oldest and most trusted natural red dyes. Our roots are grown in Turkey's Aegean region, harvested only after at least three years when their alizarin content reaches optimal levels, shade-dried to protect pigment strength, and finely ground at themazi. The result is a high-quality powder with rich, stable and vibrant red tones.\u003c\/p\u003e\n\u003ch3\u003eWhat colors can you get with madder root?\u003c\/h3\u003e\n\u003cp\u003eSoft pinks, warm reds, deep brick tones and dark burgundy, depending on your mordant and technique. Lighter shades can be achieved without a mordant. For deeper, more complex colors, use alum, tannin or iron as modifiers.\u003c\/p\u003e\n\u003ch3\u003eWorks on\u003c\/h3\u003e\n\u003cp\u003eCotton, linen, wool, silk and other natural fibers.\u003c\/p\u003e\n\u003ch3\u003eGreat for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNatural textile dyeing\u003c\/li\u003e\n\u003cli\u003eHand dyeing and workshop use\u003c\/li\u003e\n\u003cli\u003eFiber artists and small studios\u003c\/li\u003e\n\u003cli\u003eTraditional and experimental dyeing techniques\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable sizes\u003c\/h3\u003e\n\u003cp\u003e100 g (3.5 oz), 400 g (14.1 oz) and 1 kg (2.2 lb).\u003c\/p\u003e\n\u003ch3\u003ePair it with\u003c\/h3\u003e\n\u003cp\u003ePrepare cotton and linen with our \u003ca href=\"\/en-se\/products\/oak-gall-powder-white\"\u003ewhite oak gall powder\u003c\/a\u003e (natural tannin mordant) and start from an \u003ca href=\"\/en-se\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e for a complete natural dyeing setup.\u003c\/p\u003e\n\u003ch3\u003eA dye with a long history\u003c\/h3\u003e\n\u003cp\u003eMadder root has been used for centuries by the Romans, Vikings and medieval European dyers, and was also favored by renowned artists for pigment production, making it both a cultural and an artistic material.\u003c\/p\u003e\n\u003ch3\u003eBulk orders and shipping\u003c\/h3\u003e\n\u003cp\u003eWe support small businesses and artisans with special pricing on bulk orders starting from 30 kg. Worldwide shipping is available via DHL, UPS and FedEx, with shipping costs calculated by weight and optimized for larger orders.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/madder-dye-troubleshooting-brown-not-red\"\u003eMadder troubleshooting: brown, not red?\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":34798336278685,"sku":"MADDER100","price":13.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":34798336311453,"sku":"MADDER400","price":35.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44277507162346,"sku":"MADDER1kg","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/madder-root-powder-rubia-tinctorum-themazi.jpg?v=1768566999"},{"product_id":"weld-powder-natural-dye","title":"Weld Powder","description":"\u003cp\u003e\u003cstrong\u003eWeld powder\u003c\/strong\u003e is a traditional natural dye made from finely ground weld plant material (\u003cem\u003eReseda luteola\u003c\/em\u003e), one of the classic sources of bright, clear yellow. It suits makers who prefer the traditional dyebath workflow and want flexible shade building across different natural fibers.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical name:\u003c\/strong\u003e \u003cem\u003eReseda luteola\u003c\/em\u003e (L.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor range:\u003c\/strong\u003e bright lemon yellow to warm golden yellow; with iron, chartreuse\/olive shifts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 100 g (3.5 oz), 400 g (14.1 oz), 1 kg (2.2 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWool and silk with alum mordant\u003c\/li\u003e\n\u003cli\u003eCotton and linen (tannin + alum recommended for the strongest yellows)\u003c\/li\u003e\n\u003cli\u003eTraditional botanical dye workflows\u003c\/li\u003e\n\u003cli\u003eGreens when overdyed with indigo (fresh lime-to-leaf greens)\u003c\/li\u003e\n\u003cli\u003eChartreuse\/olive tones using iron as a modifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDye recipes and shade guide\u003c\/h3\u003e\n\u003cp\u003eGet three classic shades from weld: lemon yellow, golden yellow and olive\/chartreuse (iron shift). \u003ca href=\"https:\/\/themazi.com\/blogs\/news\/weld-powder-dye-recipes\"\u003eRead the full guide and recipes\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003ePrefer an extract?\u003c\/h3\u003e\n\u003cp\u003eIf you want faster preparation and more repeatable results with less handling, choose our \u003ca href=\"\/en-se\/products\/weld-extract-reseda-luteola\"\u003eweld extract\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eStart with the right base\u003c\/h3\u003e\n\u003cp\u003eWant to dye a finished item? Try our \u003ca href=\"\/en-se\/products\/undyed-4-layer-muslin-baby-blanket\"\u003eundyed 4-layer muslin baby blanket\u003c\/a\u003e. If you prefer to start with yardage, see our \u003ca href=\"\/en-se\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eNatural batches may vary slightly. Store sealed in a cool, dry place. Avoid inhaling dust when measuring powder.\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":34777335627933,"sku":"Weld100","price":12.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":34799903277213,"sku":"Weld400","price":34.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44350761107690,"sku":"Weld1KG","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/weld-powder-reseda-luteola-themazi-pack.jpg?v=1770208296"},{"product_id":"acorn-natural-dye-extract","title":"Acorn Tannin Extract","description":"\u003ch3 class=\"p1\"\u003e\u003cb\u003ethemazi’s Acorn Natural Dye Extract\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"p3\"\u003eSourced from high-quality acorns, particularly from the Turkish Quercus macrolepsis, this extract delivers rich, vibrant colors with a tannin content of approximately 65%. Its versatility makes it an excellent choice for fabric, leather, and crafts.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p5\"\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003e100% Natural \u0026amp; Eco-Friendly:\u003c\/b\u003e Our dye extract is completely natural. \u003c\/p\u003e\n\u003cp class=\"p5\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eHigh Tannin Content:\u003c\/b\u003e With about 65% tannins, this extract provides excellent mordanting properties, ensuring deep, long-lasting colors that bind effectively to various fibers.\u003c\/p\u003e\n\u003cp class=\"p5\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eVersatile Applications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p6\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eFabric Dyeing:\u003c\/b\u003e Ideal for cotton, wool, linen, and silk. Perfect for clothing, home textiles, and accessories.\u003c\/p\u003e\n\u003cp class=\"p6\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eLeather Tanning:\u003c\/b\u003e Widely used in the leather industry due to its high tannin content, enhancing the natural beauty of leather goods.\u003c\/p\u003e\n\u003cp class=\"p6\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eCraft Projects:\u003c\/b\u003e Use it for dyeing yarn, paper, or other craft materials, adding a unique touch to your creations.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eSourcing Process:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003ethemazi’s Acorn Natural Dye Extract is primarily derived from the fruits of various oak species (Quercus), native to the Northern Hemisphere. Our extract is produced from the Quercus macrolepsis, sourced in collaboration with a local Turkish company. The process involves harvesting fully matured acorns, separating them from their cups, and using the cups with high tannin content to create our extract.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eUsage Instructions:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p7\"\u003e\u003cspan class=\"s1\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e1.\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003ePreparation:\u003c\/b\u003e Clean your fibers or leather to remove any residues.\u003c\/p\u003e\n\u003cp class=\"p7\"\u003e\u003cspan class=\"s1\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e2.\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003eMixing:\u003c\/b\u003e Combine themazi’s Acorn Natural Dye Extract with water in a dye pot. The amount of extract can vary based on desired color intensity (typically 100g of extract for every liter of water).\u003c\/p\u003e\n\u003cp class=\"p7\"\u003e\u003cspan class=\"s1\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e3.\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003eDyeing Process:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p6\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eFor Fabrics:\u003c\/b\u003e Simmer for 30–60 minutes, stirring occasionally for even coverage.\u003c\/p\u003e\n\u003cp class=\"p6\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eFor Leather Tanning:\u003c\/b\u003e Soak the leather in the dye solution for 15–30 minutes, ensuring it is fully submerged.\u003c\/p\u003e\n\u003cp class=\"p7\"\u003e\u003cspan class=\"s1\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e4.\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003eRinsing:\u003c\/b\u003e Rinse thoroughly with cool water until the water runs clear.\u003c\/p\u003e\n\u003cp class=\"p7\"\u003e\u003cspan class=\"s1\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e5.\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003eDrying:\u003c\/b\u003e Allow to air dry away from direct sunlight.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eStorage:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eKeep themazi’s Acorn Natural Dye Extract in a cool, dry place, away from light to maintain its potency and quality.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eWhy Choose themazi’s Acorn Natural Dye Extract?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p5\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eSustainability:\u003c\/b\u003e By opting for our natural dyes, you support eco-friendly practices that benefit our planet.\u003c\/p\u003e\n\u003cp class=\"p5\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eUnique Colors:\u003c\/b\u003e Achieve beautiful, rich hues that stand out, making your projects truly one-of-a-kind.\u003c\/p\u003e\n\u003cp class=\"p5\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eSafe \u0026amp; Easy to Use:\u003c\/b\u003e Perfect for all skill levels, our extract simplifies the dyeing process without compromising on quality.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eCustomer Praise:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003ePhotographer and natural dyer Adyeingartitaly praised our Acorn Natural Dye Extract: “The Acorn Natural Dye Extract was a real surprise. It gave beautiful tones without any mordants. I truly recommend it to anyone approaching natural dyeing for the first time. It’s very easy to use; you only need a pot filled with hot water.”\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/tannin-mordant-natural-tannins-for-dyeing\"\u003eNatural tannins compared\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100gr | 3.52ons","offer_id":34784636272797,"sku":"ACORN100gr","price":12.0,"currency_code":"USD","in_stock":true},{"title":"400gr | 14.11ons","offer_id":34784636305565,"sku":"ACORN400gr","price":34.0,"currency_code":"USD","in_stock":true},{"title":"1KG | 35.27ons","offer_id":44226215805162,"sku":"ACORN1kg","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/lll.png?v=1768385081"},{"product_id":"black-walnut-hull-powder","title":"Black Walnut Hull Powder","description":"\u003cp\u003e\u003cstrong\u003eBlack walnut hull powder\u003c\/strong\u003e (\u003cem\u003eJuglans nigra\u003c\/em\u003e) is a tannin-rich natural dye material that produces warm, earthy browns, from light tan to deep chocolate, depending on concentration and fiber type.\u003c\/p\u003e\n\u003cp\u003eOur walnut hulls are collected in the Mesopotamia region of Turkey, shade-dried to preserve color content, then carefully powdered in-house at themazi.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorks well on:\u003c\/strong\u003e cotton, linen, wool and silk.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eColor notes:\u003c\/strong\u003e it can often be used without a mordant. Iron can deepen shades toward darker, charcoal browns.\u003c\/p\u003e\n\u003ch3\u003eHow to use black walnut hull powder\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eScour your fabric or fiber before dyeing.\u003c\/li\u003e\n\u003cli\u003eStart with 30–50 g of powder per 100 g of fiber (30–50% WOF). Use 75–100% WOF for deep chocolate browns.\u003c\/li\u003e\n\u003cli\u003eSuitable for cold, hot or all-in-one dyebath techniques.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable sizes\u003c\/h3\u003e\n\u003cp\u003e100 g (3.5 oz), 400 g (14.1 oz) and 1 kg (2.2 lb).\u003c\/p\u003e\n\u003ch3\u003eHow it is produced\u003c\/h3\u003e\n\u003cp\u003eWalnuts are harvested in September for food use. The hulls, a by-product, are naturally dried and then powdered on our own machines.\u003c\/p\u003e\n\u003ch3\u003ePair it with\u003c\/h3\u003e\n\u003cp\u003eTry it on our \u003ca href=\"\/en-se\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e or \u003ca href=\"\/en-se\/products\/undyed-cotton-socks-for-natural-dyeing\"\u003eundyed cotton socks\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/black-walnut-dye-guide\"\u003eBlack walnut dye guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":34784450379933,"sku":"Walnut100","price":11.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":34784646070429,"sku":"Walnut400","price":30.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44226220785898,"sku":"Walnut1KG","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/black-walnut-hull-powder-packaging-front.jpg?v=1768936455"},{"product_id":"oak-gall-powder-white","title":"White Oak Gall Powder","description":"\u003cp\u003e\u003cstrong\u003eWhite oak gall powder\u003c\/strong\u003e (\u003cem\u003eQuercus infectoria\u003c\/em\u003e) is a tannin-rich natural mordant for cotton, linen and other cellulose fibers. It helps mordants bind more effectively to the fiber, producing clearer, stronger and more even results in natural dyeing, without adding a strong color of its own.\u003c\/p\u003e\n\u003ch3\u003eQuick facts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e cotton, linen and other cellulose fibers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e approx. 10% WOF (10 g per 100 g of fiber)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical name:\u003c\/strong\u003e \u003cem\u003eQuercus infectoria\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 100 g (3.5 oz), 400 g (14.1 oz), 1 kg (2.2 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use oak gall powder\u003c\/h3\u003e\n\u003cp\u003eOak galls are high in tannin and are usually used to treat cellulose fibers before an aluminum-based mordant. Make sure your fiber or fabric has been properly \u003ca href=\"https:\/\/themazi.com\/blogs\/news\/how-to-prepare-fiber-fabric-for-natural-dyeing\"\u003escoured\u003c\/a\u003e before use.\u003c\/p\u003e\n\u003cp\u003ePut 10 g of oak gall powder for each 100 g of fiber into a non-reactive vessel and pour over boiling water. Stir to release the tannin. Add enough hot water so the fiber can be completely covered with room to stir. Wet the fiber, add it to the tannin bath, cover and leave to stand overnight, stirring occasionally. To keep the bath warm for longer, cover with a lid and wrap with a towel.\u003c\/p\u003e\n\u003cp\u003eAlternatively, leave the tannin bath overnight without the fiber, strain off the powder particles, reheat the liquid, add the fiber and leave overnight again.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/themazi.com\/blogs\/news\/aleppo-oak-galls-tannin-guide\"\u003eFull step-by-step guide: Aleppo oak galls tannin guide\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eHow oak gall powder is produced\u003c\/h3\u003e\n\u003cp\u003eAt themazi we collect the galls from our oak forests in summer. The galls are made by a type of wasp and protect the wasp larvae until they hatch, so we harvest at the right time to let the wasp life cycle complete. To make sure all insects have left, the picked galls are left outside for at least two months before grinding and packaging.\u003c\/p\u003e\n\u003ch3\u003eA material with a long history\u003c\/h3\u003e\n\u003cp\u003eOak gall has been used since Roman times to \u003ca href=\"https:\/\/themazi.com\/blogs\/news\/how-to-make-oakgall-ink\"\u003emake ink\u003c\/a\u003e and was the main ingredient of ink for many centuries.\u003c\/p\u003e\n\u003ch3\u003ePair it with\u003c\/h3\u003e\n\u003cp\u003eFollow the tannin step with \u003ca href=\"\/en-se\/products\/madder-root-powder\"\u003emadder root powder\u003c\/a\u003e for reds and pinks, or get everything in one box with our \u003ca href=\"\/en-se\/products\/cellulose-mordant-kit-cotton-linen\"\u003ecellulose mordant studio kit\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/tannin-mordant-natural-tannins-for-dyeing\"\u003eNatural tannins compared\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz) \/ Powder","offer_id":34829314785437,"sku":"OakGallPowderWhite100","price":12.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz) \/ Powder","offer_id":34829314818205,"sku":"OakGallPowderWhite400","price":34.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb) \/ Powder","offer_id":44348616245482,"sku":"OakGallPowderWhite1KG","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/White_Oak_Gall_Powder_natural_tannin_mordant_by_The_Mazi.jpg?v=1787860060"},{"product_id":"pomegranate-peel-powder-dye","title":"Pomegranate Peel Powder","description":"\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003ePomegranate Peel Powder\u003c\/b\u003e\u003c\/span\u003e is a \u003cspan class=\"s1\"\u003e\u003cb\u003etannin-rich natural dye\u003c\/b\u003e\u003c\/span\u003e made from dried pomegranate peels. It’s valued by natural dyers for producing \u003cspan class=\"s1\"\u003e\u003cb\u003esoft warm yellows\u003c\/b\u003e\u003c\/span\u003e and for its tannin content, which can support \u003cspan class=\"s1\"\u003e\u003cb\u003ecellulose dye workflows\u003c\/b\u003e\u003c\/span\u003e and \u003cspan class=\"s1\"\u003e\u003cb\u003eiron-shifted olive\/grey tones\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eBotanical name:\u003c\/b\u003e\u003cspan class=\"s2\"\u003e \u003ci\u003ePunica granatum\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eForm:\u003c\/b\u003e\u003c\/span\u003e Fine powder (ready to use)\u003c\/p\u003e\n\u003ch3\u003e\n\u003cb\u003e\u003c\/b\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e\u003cb\u003eBest for\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCotton \u0026amp; linen\u003c\/b\u003e\u003c\/span\u003e (cellulose fibers), especially when working with tannin-based processes\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWool \u0026amp; silk\u003c\/b\u003e\u003c\/span\u003e with alum mordant for warm, earthy yellows\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eEco printing \/ botanical dyeing\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eOlive, khaki, and grey shifts\u003c\/b\u003e\u003cspan class=\"s1\"\u003e using iron as a modifier\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eHow to use (quick guide)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eScour\u003c\/b\u003e\u003c\/span\u003e your fabric thoroughly.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMordant\u003c\/b\u003e\u003c\/span\u003e with alum (cellulose may benefit from a tannin step depending on your process).\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eUse \u003cspan class=\"s1\"\u003e\u003cb\u003e10–30% WOF\u003c\/b\u003e\u003c\/span\u003e depending on depth.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eSimmer gently \u003cspan class=\"s1\"\u003e\u003cb\u003e30–60 minutes\u003c\/b\u003e\u003c\/span\u003e, then let cool in the bath for deeper tones.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003ci\u003eTip:\u003c\/i\u003e Add a small amount of \u003cspan class=\"s1\"\u003e\u003cb\u003eiron\u003c\/b\u003e\u003c\/span\u003e to shift shades toward olive\/grey.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDye-ready fabric suggestion:\u003c\/b\u003e\u003c\/span\u003e For clean, even results, try it on our Retro Şile Cotton Fabric: \u003ca href=\"https:\/\/themazi.com\/products\/retro-sile-cotton-fabric-natural-dyeing\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eretro sile cotton fabric for natural dyeing\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003e Notes \u0026amp; storage:\u003c\/b\u003e\u003c\/span\u003e Natural batches may vary slightly. Store sealed in a cool, dry place.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/pomegranate-dye-guide\"\u003ePomegranate dye guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":35456678625437,"sku":"Pomegranate100","price":12.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":35456678690973,"sku":"Pomegranate400","price":32.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44350751178986,"sku":"Pomegranate1KG","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/themazi-pomegranate-peel-powder-packaging.jpg?v=1769197984"},{"product_id":"iron-ferrous-sulphate","title":"Iron (Ferrous Sulphate)","description":"\u003cp\u003e\u003cstrong\u003eIron (ferrous sulfate)\u003c\/strong\u003e is the classic \"saddening\" mordant and color modifier in natural dyeing. A very small amount shifts natural dyes toward deeper, cooler tones: yellows become olive and khaki, madder reds turn plum and purple, and tannins such as \u003ca href=\"\/en-se\/products\/oak-gallnut-powder-green\"\u003eoak galls\u003c\/a\u003e turn soft gray to black. Iron also improves the light fastness of many natural dyes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 50 g (1.76 oz). Because iron is used in such small amounts, 50 g treats a lot of fiber.\u003c\/p\u003e\n\u003ch2\u003eHow much iron to use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAs a modifier (afterbath):\u003c\/strong\u003e 0.25% WOF for a light shift, 0.5–1% for medium, up to 2% for dark shades. For 100 g of fiber, that is just 0.25–2 g.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAs a mordant:\u003c\/strong\u003e 2–4% WOF, mainly on cotton and linen. Never use more than 4%, as too much iron weakens fibers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWool and silk:\u003c\/strong\u003e keep to 1% WOF or less. Iron can make protein fibers feel harsh and brittle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith tannins for grays and blacks:\u003c\/strong\u003e treat the fiber with tannin first, then give it a 0.5–2% WOF iron bath. Repeat for darker shades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWOF means the dry weight of fiber. Not sure what that means? Read our \u003ca href=\"\/en-se\/blogs\/news\/mordants-for-natural-dyeing\"\u003eguide to mordants for natural dyeing\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eHow to use iron as an afterbath\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDye your fiber as usual, for example with \u003ca href=\"\/en-se\/products\/madder-root-powder\"\u003emadder\u003c\/a\u003e, \u003ca href=\"\/en-se\/products\/weld-powder-natural-dye\"\u003eweld\u003c\/a\u003e or \u003ca href=\"\/en-se\/products\/pomegranate-peel-powder-dye\"\u003epomegranate\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eDissolve the weighed iron in a cup of cold water, then add it to a pot or bucket of warm water (about 50 °C \/ 120 °F) with room for the fiber to move.\u003c\/li\u003e\n\u003cli\u003eAdd the wet, dyed fiber and keep it moving. Colors change within minutes. Lift it out as soon as you like the shade; do not leave fiber in iron for more than about 30 minutes.\u003c\/li\u003e\n\u003cli\u003eRinse well, then wash with a pH-neutral soap.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eTips and safety\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep iron separate.\u003c\/strong\u003e Use a dedicated pot, spoon and bucket for iron. Even small traces left in equipment will dull later dye baths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart small.\u003c\/strong\u003e You can always dip again, but you cannot remove iron once the color has shifted.\u003c\/li\u003e\n\u003cli\u003eWear gloves and a dust mask when weighing, avoid breathing steam, and cover work surfaces: iron stains wood and skin.\u003c\/li\u003e\n\u003cli\u003eKeep out of reach of children. Iron is harmful if swallowed. Store sealed in a dry place.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSee it in action:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/how-to-madder-dyeing-purples-and-mauves\"\u003emadder purples and mauves with iron\u003c\/a\u003e · \u003ca href=\"\/en-se\/blogs\/news\/how-to-make-oakgall-ink\"\u003eiron gall ink\u003c\/a\u003e · \u003ca href=\"\/en-se\/blogs\/news\/weld-powder-dye-recipes\"\u003eweld olive greens\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does iron do in natural dyeing?\u003c\/h3\u003e\n\u003cp\u003eIron darkens and cools colors. It turns yellows olive, reds purple and tannins gray to black, and it improves light fastness.\u003c\/p\u003e\n\u003ch3\u003eCan I use iron on wool?\u003c\/h3\u003e\n\u003cp\u003eYes, but use 1% WOF or less and keep the temperature low. Too much iron makes wool and silk harsh and brittle.\u003c\/p\u003e\n\u003ch3\u003eHow long does 50 g of iron last?\u003c\/h3\u003e\n\u003cp\u003eA long time. At 1% WOF, 50 g of iron is enough to modify about 5 kg of fiber.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/iron-mordant-ferrous-sulfate-guide\"\u003eIron mordant guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What does iron do in natural dyeing?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Iron darkens and cools colors. It turns yellows olive, reds purple and tannins gray to black, and it improves light fastness.\"}},{\"@type\":\"Question\",\"name\":\"Can I use iron on wool?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, but use 1% WOF or less and keep the temperature low. Too much iron makes wool and silk harsh and brittle.\"}},{\"@type\":\"Question\",\"name\":\"How long does 50 g of iron last?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A long time. At 1% WOF, 50 g of iron is enough to modify about 5 kg of fiber.\"}}]}\u003c\/script\u003e","brand":"themazi","offers":[{"title":"50 gr","offer_id":37076109983901,"sku":"IRON50","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/IMG_6402.jpg?v=1635021433"},{"product_id":"aluminium-potassium-sulphate-mordant-modifiers","title":"Alum Mordant","description":"\u003cp\u003e\u003cstrong\u003eAlum (potassium aluminium sulphate)\u003c\/strong\u003e is a classic mordant used in natural dyeing to help dyes bond to fibers and improve wash and light fastness. It suits most natural fibers and is especially popular for bright, clear colors.\u003c\/p\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtein fibers:\u003c\/strong\u003e wool, silk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCellulose fibers:\u003c\/strong\u003e cotton, linen, hemp, bamboo (tannin pre-treatment recommended)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use (by weight of fiber, WOF)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWool and silk:\u003c\/strong\u003e use 10-15% WOF alum. Dissolve fully in hot water, add to a mordant bath, then add pre-wetted fiber and hold warm for 1-2 hours (or soak longer for convenience).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCotton and linen:\u003c\/strong\u003e first treat with tannin (8-10% WOF), then mordant with alum (15% WOF) and \u003ca href=\"\/en-se\/products\/soda-ash-sodium-carbonate\"\u003esoda ash\u003c\/a\u003e (2% WOF) in a warm bath.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePowder or crystals\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder:\u003c\/strong\u003e dissolves faster and is ideal for quick prep or small batches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystals:\u003c\/strong\u003e easy to handle and measure for larger batches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eResults are the same when measured by weight.\u003c\/p\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eResults vary with fiber type, dye type and water chemistry. Store dry and tightly closed.\u003c\/p\u003e\n\u003ch3\u003eLearn more\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/themazi.com\/blogs\/news\/how-to-prepare-fiber-fabric-for-natural-dyeing\"\u003eHow to prepare fiber and fabric for natural dyeing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-se\/products\/oak-gallnut-powder-green\"\u003eRecommended tannins for cellulose: green oak gall powder\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"Crystals \/ 100 g (3.5 oz)","offer_id":44226202075370,"sku":"","price":7.9,"currency_code":"USD","in_stock":true},{"title":"Crystals \/ 400 g (14.1 oz)","offer_id":43365180244202,"sku":"","price":18.9,"currency_code":"USD","in_stock":true},{"title":"Crystals \/ 1 kg (2.2 lb)","offer_id":44226202108138,"sku":"","price":28.9,"currency_code":"USD","in_stock":true},{"title":"Powder \/ 100 g (3.5 oz)","offer_id":45856244138218,"sku":null,"price":8.9,"currency_code":"USD","in_stock":true},{"title":"Powder \/ 400 g (14.1 oz)","offer_id":45856244170986,"sku":null,"price":19.9,"currency_code":"USD","in_stock":true},{"title":"Powder \/ 1 kg (2.2 lb)","offer_id":45856244203754,"sku":null,"price":29.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/themazi-alum-potassium-aluminium-sulphate-mordant-dye-assistant.jpg?v=1771528782"},{"product_id":"natural-indigo-extract","title":"Natural Indigo Extract","description":"\u003cp\u003e\u003cstrong\u003eNatural indigo extract\u003c\/strong\u003e (\u003cem\u003eIndigofera tinctoria\u003c\/em\u003e) is sourced from India and prepared for reliable indigo vat dyeing. It produces deep, classic blues on natural fibers through reduction (vat) dyeing, and no mordant is required. It is ideal for studios and makers who want consistent results and repeatable shade building from light to dark.\u003c\/p\u003e\n\u003ch3\u003eQuick facts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndigotin (coloring content):\u003c\/strong\u003e approx. 40%, lab-tested at 40.03% ± 0.5% (certificate of analysis)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e India\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMordant:\u003c\/strong\u003e not required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 100 g (3.5 oz), 400 g (14.1 oz), 1 kg (2.2 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is indigo?\u003c\/h3\u003e\n\u003cp\u003eIndigo is a traditional blue dye obtained from the leaves of indigo plants. Unlike most natural dyes, indigo needs a \u003cstrong\u003ereduction vat\u003c\/strong\u003e to bond with fibers. This is what lets the dye attach and develop rich blue shades after oxidation.\u003c\/p\u003e\n\u003ch3\u003eDo you need a mordant for indigo?\u003c\/h3\u003e\n\u003cp\u003eNo. Indigo bonds through vat dyeing (reduction and oxidation) rather than through a typical mordant-dye-fiber bond.\u003c\/p\u003e\n\u003ch3\u003eIndigo vat guide and recipes\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/themazi.com\/blogs\/news\/indigo-vat-guide\"\u003eRead the full indigo vat guide\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eStart with the right fabric\u003c\/h3\u003e\n\u003cp\u003eTry indigo on our \u003ca href=\"\/en-se\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e or our \u003ca href=\"\/en-se\/products\/undyed-cotton-socks-for-natural-dyeing\"\u003eundyed cotton socks\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":37538702327965,"sku":"INDIGO100","price":20.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":37538702360733,"sku":"INDIGO400","price":60.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44350769103082,"sku":"INDIGO1KG","price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/natural-indigo-extract-themazi-pack.jpg?v=1770234561"},{"product_id":"calcium-carbonate","title":"Calcium Carbonate","description":"\u003cp\u003e\u003cstrong\u003eCalcium carbonate\u003c\/strong\u003e (chalk) is a \u003cstrong\u003edye assist\u003c\/strong\u003e, not a mordant. Natural dyers use it in two ways: to add calcium to soft water so that madder and weld give deeper, truer colors, and as a \u003cstrong\u003echalk bath\u003c\/strong\u003e that fixes aluminum acetate and printed mordants on cotton and linen.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 50 g and 400 g.\u003c\/p\u003e\n\u003ch2\u003eHow much calcium carbonate to use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn a madder dye bath:\u003c\/strong\u003e 2–6% WOF (2–6 g per 100 g of fiber) if your water is soft. It gives deeper, redder madder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn a weld dye bath:\u003c\/strong\u003e 4–8% WOF, added with the weld from the start, for stronger, brighter yellows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChalk bath (fixing):\u003c\/strong\u003e 10 g per liter of warm water. Soak fabric for about 10 minutes after mordanting with aluminum acetate or after printing a mordant paste.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to use it\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eMix the weighed powder with a little water into a smooth slurry; it does not fully dissolve.\u003c\/li\u003e\n\u003cli\u003eFor dye baths, stir it into the water before adding the dye and fiber.\u003c\/li\u003e\n\u003cli\u003eFor a chalk bath, stir it into warm water, add the mordanted fabric, move it for about 10 minutes, then rinse and dye.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eWhen not to use it\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIf your tap water is already hard (lots of limescale), you usually do not need it.\u003c\/li\u003e\n\u003cli\u003eDo not use it as a mordant: it does not fix dyes on its own. For that, use \u003ca href=\"\/en-se\/products\/aluminium-potassium-sulphate-mordant-modifiers\"\u003ealum\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eBlackboard chalk, climbing chalk and garden lime are different compounds and are not substitutes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRelated:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/how-to-dye-with-madder-rubia-tinctorum\"\u003eHow to dye with madder\u003c\/a\u003e · \u003ca href=\"\/en-se\/blogs\/news\/weld-powder-dye-recipes\"\u003eWeld dye guide\u003c\/a\u003e · \u003ca href=\"\/en-se\/blogs\/news\/a-guide-to-mordanting-cellulose-fibres-cotton-and-linen\"\u003eMordanting cotton and linen\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs calcium carbonate a mordant?\u003c\/h3\u003e\n\u003cp\u003eNo. It is a dye assist. It improves madder and weld colors in soft water and fixes aluminum acetate mordant, but it does not fix dyes by itself.\u003c\/p\u003e\n\u003ch3\u003eDo I need chalk for madder?\u003c\/h3\u003e\n\u003cp\u003eOnly if your water is soft. In soft water, 2–6% WOF calcium carbonate gives deeper, redder madder.\u003c\/p\u003e\n\u003ch3\u003eWhat is a chalk bath?\u003c\/h3\u003e\n\u003cp\u003eA bath of about 10 g calcium carbonate per liter of warm water, used for 10 minutes after aluminum acetate mordanting or mordant printing to fix the mordant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/soda-ash-for-natural-dyeing-chalk-gum-arabic\"\u003eSoda ash, chalk and gum arabic guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is calcium carbonate a mordant?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It is a dye assist. It improves madder and weld colors in soft water and fixes aluminum acetate mordant, but it does not fix dyes by itself.\"}},{\"@type\":\"Question\",\"name\":\"Do I need chalk for madder?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Only if your water is soft. In soft water, 2–6% WOF calcium carbonate gives deeper, redder madder.\"}},{\"@type\":\"Question\",\"name\":\"What is a chalk bath?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A bath of about 10 g calcium carbonate per liter of warm water, used for 10 minutes after aluminum acetate mordanting or mordant printing to fix the mordant.\"}}]}\u003c\/script\u003e","brand":"themazi","offers":[{"title":"50gr","offer_id":39305367421085,"sku":"CALCIUM50","price":5.0,"currency_code":"USD","in_stock":true},{"title":"400gr","offer_id":43590011617514,"sku":"","price":22.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/image_c2e73ca5-870e-499f-82e2-ef864637527a.jpg?v=1684871119"},{"product_id":"soda-ash-sodium-carbonate","title":"Soda Ash (Sodium Carbonate)","description":"\u003cp\u003e\u003cstrong\u003eSoda ash (sodium carbonate)\u003c\/strong\u003e is one of the most useful helpers in natural dyeing. It cleans (scours) cotton and linen before dyeing, it is used with alum when mordanting plant fibers, and it shifts madder toward redder tones. It is also used to raise the pH of indigo vats.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 50 g (1.76 oz), 100 g (3.5 oz) and 400 g (14.1 oz).\u003c\/p\u003e\n\u003ch2\u003eHow much soda ash to use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScouring cotton and linen:\u003c\/strong\u003e 2–5% WOF with a little pH-neutral soap. Simmer for about an hour, then rinse well.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith alum on cotton and linen:\u003c\/strong\u003e 1.5–2% WOF together with 12–15% alum, after a tannin bath.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMadder:\u003c\/strong\u003e a small pinch in the rinse or dye bath shifts color toward red and pink.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to scour cotton and linen\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eWeigh the dry fabric and weigh 2–5% soda ash.\u003c\/li\u003e\n\u003cli\u003eDissolve the soda ash in hot water in a large pot, add a drop of pH-neutral soap and the wet fabric.\u003c\/li\u003e\n\u003cli\u003eSimmer for about an hour, stirring now and then. You will see the water turn yellow or brown as oils and starch come out.\u003c\/li\u003e\n\u003cli\u003eRinse well. The fabric is now ready to mordant.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eImportant\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not use soda ash on wool or silk.\u003c\/strong\u003e It is too alkaline for protein fibers; wash them with a pH-neutral soap instead.\u003c\/li\u003e\n\u003cli\u003eWhen mordanting, dissolve soda ash and alum separately: they fizz when combined.\u003c\/li\u003e\n\u003cli\u003eWear gloves; soda ash is mildly irritating to skin and eyes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRelated:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/how-to-prepare-fiber-fabric-for-natural-dyeing\"\u003eHow to prepare fabric for natural dyeing\u003c\/a\u003e · \u003ca href=\"\/en-se\/blogs\/news\/a-guide-to-mordanting-cellulose-fibres-cotton-and-linen\"\u003eMordanting cotton and linen\u003c\/a\u003e · \u003ca href=\"\/en-se\/products\/cellulose-mordant-kit-cotton-linen\"\u003eCellulose mordant kit\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is soda ash used for in natural dyeing?\u003c\/h3\u003e\n\u003cp\u003eScouring cotton and linen, helping alum bind to plant fibers, shifting madder toward red, and raising the pH of indigo vats.\u003c\/p\u003e\n\u003ch3\u003eCan I scour wool with soda ash?\u003c\/h3\u003e\n\u003cp\u003eNo. It is too alkaline for wool and silk. Use a pH-neutral soap instead.\u003c\/p\u003e\n\u003ch3\u003eHow much soda ash do I need to scour fabric?\u003c\/h3\u003e\n\u003cp\u003e2–5% of the dry fabric weight, so 2–5 g for 100 g of cotton or linen.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/soda-ash-for-natural-dyeing-chalk-gum-arabic\"\u003eSoda ash, chalk and gum arabic guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is soda ash used for in natural dyeing?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Scouring cotton and linen, helping alum bind to plant fibers, shifting madder toward red, and raising the pH of indigo vats.\"}},{\"@type\":\"Question\",\"name\":\"Can I scour wool with soda ash?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It is too alkaline for wool and silk. Use a pH-neutral soap instead.\"}},{\"@type\":\"Question\",\"name\":\"How much soda ash do I need to scour fabric?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"2–5% of the dry fabric weight, so 2–5 g for 100 g of cotton or linen.\"}}]}\u003c\/script\u003e","brand":"themazi","offers":[{"title":"50 g (1.76 oz)","offer_id":46226896847082,"sku":"SodiumCarbonate52","price":5.0,"currency_code":"USD","in_stock":true},{"title":"100 g (3.5 oz)","offer_id":46226896879850,"sku":"SodiumCarbonate50","price":8.5,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":46226896912618,"sku":"SodiumCarbonate51","price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/image_da949faa-a8a0-49a9-af82-da2200cab152.jpg?v=1684439564"},{"product_id":"fructose-indigo-vat","title":"Fructose Powder","description":"\u003cp\u003e\u003cstrong\u003eFructose\u003c\/strong\u003e (fruit sugar) is the reducing agent in the popular \u003cstrong\u003e1-2-3 fructose indigo vat\u003c\/strong\u003e, developed by master dyer Michel Garcia. In an alkaline bath with lime, fructose removes oxygen from the indigo so it can dissolve and dye fiber. It is a simple, natural and long-lasting alternative to chemical reducers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 50 g (1.76 oz) and 400 g. Use with our \u003ca href=\"\/en-se\/products\/natural-indigo-extract\"\u003enatural indigo extract\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eThe 1-2-3 recipe\u003c\/h2\u003e\n\u003cp\u003eBy weight: \u003cstrong\u003e1 part indigo : 2 parts slaked lime (calcium hydroxide) : 3 parts fructose.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight blues:\u003c\/strong\u003e about 2 g indigo per liter of vat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium blues:\u003c\/strong\u003e 3–5 g per liter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark navy:\u003c\/strong\u003e 7–10 g per liter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExample for a medium 3-liter vat: 10 g indigo, 20 g lime and 30 g fructose.\u003c\/p\u003e\n\u003ch2\u003eHow to make a fructose indigo vat\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eFill a lidded stainless steel or plastic container with hot water (about 50 °C \/ 120 °F).\u003c\/li\u003e\n\u003cli\u003eStir in the fructose until dissolved.\u003c\/li\u003e\n\u003cli\u003eMix the indigo into a smooth paste with a little warm water and add it to the vat.\u003c\/li\u003e\n\u003cli\u003eSprinkle in the lime and stir gently in a circle, without splashing.\u003c\/li\u003e\n\u003cli\u003eCover and leave for about an hour, until the liquid under the surface turns clear yellow-green and a coppery \"flower\" forms on top. Vats often work even better after a day or two.\u003c\/li\u003e\n\u003cli\u003eDye at 30–40 °C (85–105 °F): lower wet fiber in gently, wait a few minutes, lift out and let it oxidize to blue in the air. Repeat for darker shades.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eKeeping the vat healthy\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003epH about 9–10 for wool and silk, 11–12 for cotton and linen.\u003c\/li\u003e\n\u003cli\u003eIf the vat turns blue or stops dyeing, add a spoonful of fructose and a spoonful of lime, stir gently and let it rest warm.\u003c\/li\u003e\n\u003cli\u003eUse real fructose, not table sugar, and fresh lime: old lime that has absorbed air will not work.\u003c\/li\u003e\n\u003cli\u003eNever stir up the sediment while dyeing, and do several short dips rather than one long one.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eLearn more:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/indigo-vat-guide\"\u003eIndigo vat guide with 3 blue shades\u003c\/a\u003e · \u003ca href=\"\/en-se\/collections\/natural-indigo\"\u003eShop natural indigo\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhy use fructose for an indigo vat?\u003c\/h3\u003e\n\u003cp\u003eFructose is a natural reducing agent. With lime it removes oxygen from indigo so it dissolves and can dye fiber, without harsh chemical reducers.\u003c\/p\u003e\n\u003ch3\u003eCan I use table sugar instead of fructose?\u003c\/h3\u003e\n\u003cp\u003eNo. Table sugar (sucrose) does not reduce indigo well. Use fructose.\u003c\/p\u003e\n\u003ch3\u003eHow much fructose do I need?\u003c\/h3\u003e\n\u003cp\u003eThree times the weight of your indigo. For 10 g of indigo, use 30 g of fructose and 20 g of lime.\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Why use fructose for an indigo vat?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Fructose is a natural reducing agent. With lime it removes oxygen from indigo so it dissolves and can dye fiber, without harsh chemical reducers.\"}},{\"@type\":\"Question\",\"name\":\"Can I use table sugar instead of fructose?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. Table sugar (sucrose) does not reduce indigo well. Use fructose.\"}},{\"@type\":\"Question\",\"name\":\"How much fructose do I need?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Three times the weight of your indigo. For 10 g of indigo, use 30 g of fructose and 20 g of lime.\"}}]}\u003c\/script\u003e","brand":"themazi","offers":[{"title":"50gr | 1.76oz","offer_id":39976193851549,"sku":"Fructose50","price":4.0,"currency_code":"USD","in_stock":true},{"title":"400 gr","offer_id":43590016303338,"sku":"","price":22.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/ScreenShot2021-05-20at12.40.12.png?v=1634314031"},{"product_id":"madder-extract-rubia-tinctorum-l","title":"Madder Extract","description":"\u003cp\u003e\u003cstrong\u003eMadder extract\u003c\/strong\u003e is the concentrated essence of \u003cem\u003eRubia tinctorum\u003c\/em\u003e (madder) root, ready to dissolve and add to your dyebath. A little goes a long way: you can use 5 to 10 times less extract than the original dye material.\u003c\/p\u003e\n\u003ch3\u003eQuick facts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e a wide range of reds, from orange-red, brick red and blood red to fiery reds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDosage:\u003c\/strong\u003e 3–10% WOF (weight of fiber)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e concentrated extract, made by themazi in Turkey\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 30 g (1 oz) and 60 g (2 oz)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMordanting\u003c\/h3\u003e\n\u003cp\u003eMadder extract produces a vibrant red with an alum mordant. An aubergine purple can also be obtained by using iron as a mordant and then applying an alkaline modifier.\u003c\/p\u003e\n\u003ch3\u003eHow to dye with madder extract\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eUse 3–10% WOF. A little extract can dye a lot.\u003c\/li\u003e\n\u003cli\u003eDissolve the extract in a small amount of warm water and add it to your dye pot.\u003c\/li\u003e\n\u003cli\u003eFor best results use pre-mordanted fibers.\u003c\/li\u003e\n\u003cli\u003eAdd the fibers to the dye solution and simmer for 30-60 minutes, depending on the shade you want.\u003c\/li\u003e\n\u003cli\u003eLeave to cool.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eExtract or root powder?\u003c\/h3\u003e\n\u003cp\u003eWhy extracts? A little goes a long way. All colorants are extracted from the dyestuff in an environment-friendly way, so the extract takes much less space and keeps all dyeing properties. If you prefer to work with the ground root, see our \u003ca href=\"\/en-se\/products\/madder-root-powder\"\u003emadder root powder\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eAbout madder\u003c\/h3\u003e\n\u003cp\u003eMadder (\u003cem\u003eRubia tinctorum\u003c\/em\u003e) is a perennial plant with evergreen leaves and yellow flowers, cultivated for its long roots, from which the dye is made. The plants should be at least three years old before their roots, which contain the active compound alizarin, are harvested.\u003c\/p\u003e\n\u003ch3\u003eBuying madder extract in bulk\u003c\/h3\u003e\n\u003cp\u003ethemazi manufactures madder extract in Turkey and sells it wholesale. The minimum order for wholesale madder extract is 50 kg. For wholesale inquiries and price offers, please \u003ca href=\"\/en-se\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/madder-dye-troubleshooting-brown-not-red\"\u003eMadder troubleshooting: brown, not red?\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"30 g (1 oz)","offer_id":41057660272797,"sku":"MadderExtract30gr","price":35.0,"currency_code":"USD","in_stock":true},{"title":"60 g (2 oz)","offer_id":41057660305565,"sku":"MadderExtract60gr","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/MadderExtractmadebythemazifromTurkey.jpg?v=1706601649"},{"product_id":"weld-extract-reseda-luteola","title":"Weld Extract","description":"\u003cp class=\"p1\"\u003eWeld Extract is a concentrated natural dye produced through a water-based extraction of weld flowers (\u003ci\u003eReseda luteola\u003c\/i\u003e). As an extract, it offers faster preparation, easier storage, and more efficient use compared to raw weld—ideal when you want clean, repeatable yellows with less dyestuff and less setup time.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eBotanical name:\u003c\/b\u003e\u003cspan class=\"s1\"\u003e \u003ci\u003eReseda luteola\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eColor range:\u003c\/b\u003e\u003c\/span\u003e bright, clean yellow to warm golden yellow; with iron, olive\/khaki shifts.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eBest for\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWool \u0026amp; silk\u003c\/b\u003e\u003c\/span\u003e with alum mordant\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCotton \u0026amp; linen\u003c\/b\u003e\u003c\/span\u003e (tannin + alum recommended for strongest, clearest yellows)\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eEco printing \/ botanical dye workflows\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eGreens\u003c\/b\u003e\u003c\/span\u003e when overdyed with indigo (clear lime-to-leaf greens)\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eOlive\/khaki tones\u003c\/b\u003e\u003c\/span\u003e using iron as a modifier\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eDye-ready fabric suggestion:\u003c\/b\u003e\u003c\/span\u003e For clean, even results, try it on our undyed cotton fabric: \u003cspan class=\"s2\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca style=\"color: rgb(43, 0, 255);\" href=\"https:\/\/themazi.com\/products\/double-layer-muslin-fabric\"\u003e\u003cb\u003e[Undyed 100% Cotton Fabric]\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eExtract vs raw material\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eExtract is highly efficient: you typically use significantly less than raw plant material, with faster setup, easier filtering, and more consistent repeatability—especially useful for workshop and production dyeing.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eNotes:\u003c\/b\u003e\u003c\/span\u003e Natural batches may vary slightly in tone. Store sealed in a cool, dry place.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDye Recipes \u0026amp; Shade Guide (Weld) \u003c\/b\u003e\u003cb\u003e\u003c\/b\u003eSee the 3 classic shades you can achieve with weld: \u003cspan class=\"s1\"\u003e\u003cb\u003eLemon Yellow, Golden Yellow, and Olive\/Chartreuse\u003c\/b\u003e\u003c\/span\u003e (iron shift).\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eRead the full guide + recipes here:\u003c\/b\u003e\u003ca href=\"https:\/\/themazi.com\/blogs\/news\/weld-powder-dye-recipes\"\u003e\u003cspan class=\"s2\"\u003e \u003c\/span\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003e[BLOG LINK]\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"30 g (1 oz)","offer_id":42020948902122,"sku":"WeldExtract30gr","price":35.0,"currency_code":"USD","in_stock":true},{"title":"60 g (2 oz)","offer_id":42020948934890,"sku":"WeldExtract60gr","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/weld-extract-reseda-luteola-themazi.jpg?v=1770206784"},{"product_id":"buckthorn-extract-natural-dye","title":"Persian Berry Extract – Turkish Buckthorn","description":"\u003cp\u003e\u003cstrong\u003ePersian berry extract\u003c\/strong\u003e is a concentrated, water-based extract of Turkish \u003cstrong\u003ecehri\u003c\/strong\u003e berries (dyer's buckthorn, \u003cem\u003eRhamnus\u003c\/em\u003e, mainly \u003cem\u003eR. petiolaris\u003c\/em\u003e). It dissolves fully in warm water, so you get clean, even golden yellows with no straining, ideal for cotton, small batches, dye painting and printing.\u003c\/p\u003e\n\u003ch2\u003eColors\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlum:\u003c\/strong\u003e lemon yellow (low %) to deep gold (high %)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlkaline afterbath:\u003c\/strong\u003e orange-gold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIron:\u003c\/strong\u003e olive, khaki and reseda green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverdyed with indigo:\u003c\/strong\u003e greens\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeigh\u003c\/strong\u003e your dry fiber. Use 4–10% WOF extract, starting at 5%.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMordant\u003c\/strong\u003e wool and silk with \u003ca href=\"\/en-se\/products\/aluminium-potassium-sulphate-mordant-modifiers\"\u003ealum\u003c\/a\u003e (10–15% WOF). For cotton and linen, use a tannin bath, then alum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDissolve\u003c\/strong\u003e the extract in a little hot water and add it to the dye pot with enough water for the fiber to move freely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDye\u003c\/strong\u003e the wet, mordanted fiber at 80–85 °C (176–185 °F) for 30–60 minutes, then cool in the bath for deeper color.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eFor printing:\u003c\/strong\u003e thicken the dissolved extract with \u003ca href=\"\/en-se\/products\/gum-arabic-powder\"\u003egum arabic\u003c\/a\u003e and print on mordanted fabric.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFastness:\u003c\/strong\u003e good wash-fastness on alum-mordanted wool and silk. Lightfastness is moderate: like most flavonoid yellows it is less lightfast than \u003ca href=\"\/en-se\/products\/weld-powder-natural-dye\"\u003eweld\u003c\/a\u003e. Use it where its warm golden tone matters, add cream of tartar to the wool mordant, and keep finished pieces out of strong sun.\u003c\/p\u003e\n\u003ch2\u003eOther names\u003c\/h2\u003e\n\u003cp\u003ePersian berries is a trade name, not a place of origin. In the 19th century most \"Persian berries\" sold in Europe were shipped from Smyrna (İzmir) and Aleppo. You may also see:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnglish:\u003c\/strong\u003e Persian berries, Turkish berries, yellow berries, Avignon berries, buckthorn berries, dyer's buckthorn\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurkish:\u003c\/strong\u003e cehri\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrench:\u003c\/strong\u003e graines de Perse, graines d'Avignon, graine jaune, nerprun des teinturiers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGerman:\u003c\/strong\u003e Gelbbeeren, Kreuzdornbeeren\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrom the Anatolian steppe to France\u003c\/h2\u003e\n\u003cp\u003eCehri grows wild on dry, rocky slopes of Central Anatolia. Ottoman records name Kayseri as the largest growing area and İskilip (Çorum) as the source of the best berries. In 1852 İzmir alone exported about 650 tonnes, and by the late 19th century France was buying about 90% of all Ottoman cehri exports. French dyers and painters used it for yellows on silk and for the yellow lake pigment \u003cem\u003estil de grain\u003c\/em\u003e. Dyers in Anatolia used it for the yellows and greens of carpets and silk.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSource:\u003c\/strong\u003e water extraction of dried unripe \u003cem\u003eRhamnus\u003c\/em\u003e berries (Turkish cehri)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 30 g and 60 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e sealed, cool and dry. Natural batches vary slightly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDye-ready fabric:\u003c\/strong\u003e try it on our \u003ca href=\"\/en-se\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eSafety\u003c\/h2\u003e\n\u003cp\u003eFor dyeing only, not for food or medicinal use. Buckthorn berries contain natural laxative compounds (anthraquinones such as emodin). Keep away from children and pets, use dedicated dye pots, and wear a dust mask when you grind berries or measure powder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-se\/blogs\/news\/buckthorn-dye-guide\"\u003ePersian berries (buckthorn) dye guide\u003c\/a\u003e · \u003ca href=\"\/en-se\/blogs\/news\/comparison-between-mordant-methods-with-buckthorn-dye\"\u003e6 mordant methods compared with buckthorn\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOther forms:\u003c\/strong\u003e \u003ca href=\"\/en-se\/products\/buckthorn-natural-dye\"\u003ewhole Persian berries\u003c\/a\u003e · \u003ca href=\"\/en-se\/products\/buckthorn-seed-powder-natural-dye-yellow\"\u003ePersian berry powder\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator?dye=buckthorn-extract\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eHow much Persian berry extract do I need?\u003c\/h3\u003e\n\u003cp\u003eUse 4–10% WOF. Start at 5%, which is 5 g of extract for 100 g of dry fiber. Use the higher end for deep gold.\u003c\/p\u003e\n\u003ch3\u003eExtract or whole berries?\u003c\/h3\u003e\n\u003cp\u003eThe extract dissolves fully, gives very even color and is easy to store. Whole berries are cheaper per dye bath and can be used for several baths.\u003c\/p\u003e\n\u003ch3\u003eCan I use Persian berry extract for printing?\u003c\/h3\u003e\n\u003cp\u003eYes. It dissolves completely, so you can thicken it with gum arabic and print or paint on mordanted fabric.\u003c\/p\u003e\n\u003ch3\u003eDoes the extract need a mordant?\u003c\/h3\u003e\n\u003cp\u003eYes. Use alum on wool and silk, and tannin plus alum on cotton and linen.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How much Persian berry extract do I need?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Use 4–10% WOF. Start at 5%, which is 5 g of extract for 100 g of dry fiber. Use the higher end for deep gold.\"}},{\"@type\":\"Question\",\"name\":\"Extract or whole berries?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The extract dissolves fully, gives very even color and is easy to store. Whole berries are cheaper per dye bath and can be used for several baths.\"}},{\"@type\":\"Question\",\"name\":\"Can I use Persian berry extract for printing?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. It dissolves completely, so you can thicken it with gum arabic and print or paint on mordanted fabric.\"}},{\"@type\":\"Question\",\"name\":\"Does the extract need a mordant?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Use alum on wool and silk, and tannin plus alum on cotton and linen.\"}}]}\u003c\/script\u003e","brand":"themazi","offers":[{"title":"30 g (1 oz)","offer_id":42020950507754,"sku":"","price":38.0,"currency_code":"USD","in_stock":true},{"title":"60 g (2 oz)","offer_id":42020950540522,"sku":"","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/Gray_and_Brown_Minimalist_Packaging_Mockup_Instagram_Post_6.jpg?v=1769179520"},{"product_id":"cellulose-mordant-kit-cotton-linen","title":"Cellulose Mordant Studio Kit","description":"\u003cdiv\u003e\u003cspan\u003eA complete mordanting kit for cotton, linen and other cellulose fibers.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eDesigned around our recommended mordanting ratios, this kit contains the materials needed to prepare up to approximately 4 kg (8.8 lb) of cellulose fiber for natural dyeing.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eINCLUDED:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• 400 g White Oak Gall Powder (Tannin)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• 600 g Alum Powder\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• 100 g Sodium Carbonate (Soda Ash)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eWHY THIS KIT:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• Correctly balanced quantities — no guesswork\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• Suitable for cotton, linen, hemp and other cellulose fibers\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• Enough materials for up to approximately 4 kg (8.8 lb) of fiber\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• Better value than purchasing the components separately\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e• Ideal for natural dyers, textile studios and small-batch production\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eHOW IT WORKS:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e1. Pre-treat the cellulose fiber with White Oak Gall tannin.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e2. Mordant with alum.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e3. Use soda ash as directed in the mordanting process.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e4. Continue with your chosen natural dye.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThe exact amount of fiber that can be treated may vary depending on the recipe, fiber type and process used.\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-se\/pages\/natural-dye-wof-calculator\"\u003enatural dye calculator and WOF chart\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"Default Title","offer_id":46226899435754,"sku":null,"price":72.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/THEMAZ_Cellulose_Mordant_Studio_Kit_for_cotton_linen_and_other_cellulose_fibers.webp?v=1788363056"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/collections\/Test_Swatches_and_Fabrics.jpg?v=1792578791","url":"https:\/\/themazi.com\/en-se\/collections\/natural-dyes-for-cotton-linen.oembed","provider":"themazi","version":"1.0","type":"link"}