{"title":"Natural Purple Dyes","description":"\u003cp\u003ePurple is one of the most loved natural colors. With the dyes in this collection you can make mauve, lilac, plum and aubergine in three simple ways.\u003c\/p\u003e\n\u003ch2\u003eThree routes to natural purple\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMadder + iron:\u003c\/strong\u003e dye pink or red with \u003ca href=\"\/en-ca\/products\/madder-root-powder\"\u003emadder root\u003c\/a\u003e or \u003ca href=\"\/en-ca\/products\/madder-extract-rubia-tinctorum-l\"\u003emadder extract\u003c\/a\u003e, then dip in a weak \u003ca href=\"\/en-ca\/products\/iron-ferrous-sulphate\"\u003eiron\u003c\/a\u003e afterbath (0.5–1% WOF) for plum and aubergine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMadder + alkaline rinse:\u003c\/strong\u003e a rinse with a little \u003ca href=\"\/en-ca\/products\/soda-ash-sodium-carbonate\"\u003esoda ash\u003c\/a\u003e shifts madder pinks toward cool, bluish mauve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMadder + indigo:\u003c\/strong\u003e overdye madder pink in a light \u003ca href=\"\/en-ca\/blogs\/news\/indigo-vat-guide\"\u003eindigo vat\u003c\/a\u003e made with \u003ca href=\"\/en-ca\/products\/natural-indigo-extract\"\u003enatural indigo\u003c\/a\u003e and \u003ca href=\"\/en-ca\/products\/fructose-indigo-vat\"\u003efructose\u003c\/a\u003e for violet and purple.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRead the step-by-step guide to \u003ca href=\"\/en-ca\/blogs\/news\/how-to-madder-dyeing-purples-and-mauves\"\u003emadder purples and mauves\u003c\/a\u003e, and use the \u003ca href=\"\/en-ca\/pages\/natural-dye-wof-calculator\"\u003eWOF calculator\u003c\/a\u003e to scale any recipe.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExplore more:\u003c\/strong\u003e \u003ca href=\"\/en-ca\/collections\/natural-red-dyes\"\u003eRed \u0026amp; Pink Dyes\u003c\/a\u003e · \u003ca href=\"\/en-ca\/collections\/natural-blue-dyes\"\u003eBlue Dyes\u003c\/a\u003e · \u003ca href=\"\/en-ca\/collections\/natural-black-grey-dyes\"\u003eBlack \u0026amp; Grey Dyes\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat natural dye makes purple?\u003c\/h3\u003e\n\u003cp\u003eMadder with an iron or alkaline modifier gives mauve, plum and aubergine. Madder pink overdyed with indigo gives violet and purple.\u003c\/p\u003e\n\u003ch3\u003eHow do I make lilac with natural dyes?\u003c\/h3\u003e\n\u003cp\u003eDye a light madder pink (about 2–3% WOF madder extract), then give it a short dip in a light indigo vat.\u003c\/p\u003e\n\u003ch3\u003eIs natural purple lightfast?\u003c\/h3\u003e\n\u003cp\u003eMadder and indigo are both very lightfast, so purples made from them last well. Iron-shifted shades should be rinsed well.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What natural dye makes purple?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Madder with an iron or alkaline modifier gives mauve, plum and aubergine. Madder pink overdyed with indigo gives violet and purple.\"}},{\"@type\":\"Question\",\"name\":\"How do I make lilac with natural dyes?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Dye a light madder pink (about 2–3% WOF madder extract), then give it a short dip in a light indigo vat.\"}},{\"@type\":\"Question\",\"name\":\"Is natural purple lightfast?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Madder and indigo are both very lightfast, so purples made from them last well. Iron-shifted shades should be rinsed well.\"}}]}\u003c\/script\u003e","products":[{"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-ca\/products\/oak-gall-powder-white\"\u003ewhite oak gall powder\u003c\/a\u003e (natural tannin mordant) and start from an \u003ca href=\"\/en-ca\/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-ca\/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-ca\/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":"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-ca\/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-ca\/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-ca\/products\/madder-root-powder\"\u003emadder\u003c\/a\u003e, \u003ca href=\"\/en-ca\/products\/weld-powder-natural-dye\"\u003eweld\u003c\/a\u003e or \u003ca href=\"\/en-ca\/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-ca\/blogs\/news\/how-to-madder-dyeing-purples-and-mauves\"\u003emadder purples and mauves with iron\u003c\/a\u003e · \u003ca href=\"\/en-ca\/blogs\/news\/how-to-make-oakgall-ink\"\u003eiron gall ink\u003c\/a\u003e · \u003ca href=\"\/en-ca\/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-ca\/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-ca\/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-ca\/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-ca\/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-ca\/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-ca\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e or our \u003ca href=\"\/en-ca\/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-ca\/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":"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-ca\/blogs\/news\/how-to-prepare-fiber-fabric-for-natural-dyeing\"\u003eHow to prepare fabric for natural dyeing\u003c\/a\u003e · \u003ca href=\"\/en-ca\/blogs\/news\/a-guide-to-mordanting-cellulose-fibres-cotton-and-linen\"\u003eMordanting cotton and linen\u003c\/a\u003e · \u003ca href=\"\/en-ca\/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-ca\/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-ca\/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-ca\/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-ca\/blogs\/news\/indigo-vat-guide\"\u003eIndigo vat guide with 3 blue shades\u003c\/a\u003e · \u003ca href=\"\/en-ca\/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-ca\/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-natural-dye-kit-red-shades","title":"Madder Dye Kit","description":"\u003cp\u003eOur \u003cstrong\u003emadder dye kit\u003c\/strong\u003e has everything you need to dye \u003cstrong\u003e100 g of cotton in rich madder reds\u003c\/strong\u003e, using the traditional tannin and alum method. It is a complete first project for beginners and a great gift for makers.\u003c\/p\u003e\n\u003ch2\u003eWhat is in the kit\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100 g undyed cotton fabric, ready to dye (tell us your choice from our \u003ca href=\"\/en-ca\/collections\/undyed-fabric-by-the-yard\"\u003eundyed fabrics\u003c\/a\u003e, or we will choose one for you)\u003c\/li\u003e\n\u003cli\u003e20 g \u003ca href=\"\/en-ca\/products\/soda-ash-sodium-carbonate\"\u003esoda ash\u003c\/a\u003e for scouring\u003c\/li\u003e\n\u003cli\u003e10 g \u003ca href=\"\/en-ca\/products\/oak-gallnut-powder-green\"\u003egreen oak gall powder\u003c\/a\u003e (tannin)\u003c\/li\u003e\n\u003cli\u003e15 g \u003ca href=\"\/en-ca\/products\/aluminium-potassium-sulphate-mordant-modifiers\"\u003ealum\u003c\/a\u003e (potassium aluminum sulfate)\u003c\/li\u003e\n\u003cli\u003e2 g soda ash for mordanting\u003c\/li\u003e\n\u003cli\u003e100 g \u003ca href=\"\/en-ca\/products\/madder-root-powder\"\u003emadder root powder\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eGloves and a dust mask\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow it works\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eScour:\u003c\/strong\u003e simmer the fabric with the 20 g of soda ash to clean it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTannin:\u003c\/strong\u003e soak it overnight in the oak gall bath (10% WOF).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMordant:\u003c\/strong\u003e soak it in alum (15% WOF) and soda ash (2% WOF), several hours or overnight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDye:\u003c\/strong\u003e heat the madder (100% WOF) to 60–70 °C (140–160 °F) and dye for an hour. Never boil: madder turns brown above about 70 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCool, rinse and wash\u003c\/strong\u003e with a pH-neutral soap.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe full step-by-step instructions are in our \u003ca href=\"\/en-ca\/blogs\/news\/madder-dye-kit-red-shades-natural-dye\"\u003emadder dye kit guide\u003c\/a\u003e. Plan for 2–3 days, mostly waiting time.\u003c\/p\u003e\n\u003ch2\u003eYou will also need\u003c\/h2\u003e\n\u003cp\u003eA stainless steel or enamel pot used only for dyeing, a thermometer, a bucket, two glass jars and a heat source.\u003c\/p\u003e\n\u003ch2\u003eWant other colors?\u003c\/h2\u003e\n\u003cp\u003eUse the leftover madder bath for soft pinks, dip in a weak citric acid solution for orange, or try our \u003ca href=\"\/en-ca\/blogs\/news\/how-to-madder-dyeing-purples-and-mauves\"\u003epurple and mauve recipe\u003c\/a\u003e with \u003ca href=\"\/en-ca\/products\/iron-ferrous-sulphate\"\u003eiron\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRelated:\u003c\/strong\u003e \u003ca href=\"\/en-ca\/blogs\/news\/everything-to-know-about-madder-natural-dye\"\u003eEverything to know about madder\u003c\/a\u003e · \u003ca href=\"\/en-ca\/collections\/natural-dye-kits\"\u003eAll natural dye kits\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs the madder dye kit good for beginners?\u003c\/h3\u003e\n\u003cp\u003eYes. It includes every dye and mordant in the right amounts, plus gloves, a mask and step-by-step instructions.\u003c\/p\u003e\n\u003ch3\u003eHow much fabric does the kit dye?\u003c\/h3\u003e\n\u003cp\u003e100 g of cotton or linen, which is about one scarf, a tote bag or a small table runner.\u003c\/p\u003e\n\u003ch3\u003eCan I use the kit on wool?\u003c\/h3\u003e\n\u003cp\u003eYes. Skip the oak gall and soda ash steps and mordant wool with the alum only; you will get bright reds.\u003c\/p\u003e\n\u003cp\u003eWork out exact grams for your fabric with our free \u003ca href=\"\/en-ca\/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 the madder dye kit good for beginners?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. It includes every dye and mordant in the right amounts, plus gloves, a mask and step-by-step instructions.\"}},{\"@type\":\"Question\",\"name\":\"How much fabric does the kit dye?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"100 g of cotton or linen, which is about one scarf, a tote bag or a small table runner.\"}},{\"@type\":\"Question\",\"name\":\"Can I use the kit on wool?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Skip the oak gall and soda ash steps and mordant wool with the alum only; you will get bright reds.\"}}]}\u003c\/script\u003e","brand":"themazi","offers":[{"title":"Default Title","offer_id":40599432855709,"sku":"MadderKitRed","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/products\/image_350d34f6-02b6-4884-a00e-03eeec072598.jpg?v=1640165792"},{"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-ca\/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-ca\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRead the guide:\u003c\/strong\u003e \u003ca href=\"\/en-ca\/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-ca\/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"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/collections\/TestSwatchesandwithIronMod.jpg?v=1792578787","url":"https:\/\/themazi.com\/en-ca\/collections\/natural-purple-dyes.oembed","provider":"themazi","version":"1.0","type":"link"}