{"product_id":"weld-dye","title":"WELD DYE","description":"\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWeld Natural Yellow Dye\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003e\u003cspan\u003eReseda luteola · Germany · Dried and Cut\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWeld is one of Europe’s most highly regarded traditional yellow dyes. It produces clear, vibrant yellows with excellent colourfastness and \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003ewoad or indigo blues\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e can be overdyed with Weld to create a beautiful range of lively greens. You can also use iron to shift it into a more subtle green.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis standard weld is grown and collected in Germany and supplied as dried, cut plant material.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eAt a glance\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOrigin:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Germany\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBotanical name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eReseda luteola\u003c\/span\u003e\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePlant part:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dried aerial parts\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eForm:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dried and cut\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eColours:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Clear yellows; greens when overdyed with woad or indigo; or shifted with iron\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFibres:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wool, silk, cotton and linen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMordant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Required; use a fibre-appropriate method\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eColourfastness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Excellent for a flavonoid dye when suitably mordanted, dyed and finished\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eA traditional European yellow dye\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWeld has a long history as an important European dye plant and is valued for producing particularly clear, bright yellows.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003ewoad or indigo blue\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003cspan\u003ecan be overdyed weld yellow to produce greens. These layered colours are historically associated with shades such as Lincoln Green and Saxon Green.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eHow much to use\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse approximately:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e80 - 100\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan\u003eg weld per 100g dry fibre\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eEquivalent to \u003cstrong\u003e80 - \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100% WOF - weight of dry fibre\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWeld is generous in the dye pot and often releases enough colour for a second, paler dye bath. The final shade will depend on the fibre, mordant, water chemistry, extraction and dyeing method.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSample first when working towards a particular colour.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eBasic dyeing guide\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrepare:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Scour and mordant the fibre using a suitable method, then wet it thoroughly.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSoak:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Place the weld in the dye pot with water. Add approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7% soda ash WOF\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - or enough to reach a pH of 9 - and leave to soak overnight.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eExtract:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Heat the weld and extraction liquid gently for approximately one hour.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStrain:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Strain the liquid through a cloth, keeping the plant material out of the dye bath.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDye:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Add the prepared fibre and heat gently for approximately one hour. Use enough water for the fibre to move freely.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFinish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allow the fibre to cool, then rinse and wash gently.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eReuse:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use the remaining dye bath for a second batch of mordanted fibre to produce a paler yellow.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDyeing cotton, linen or other cellulose fibres? \u003ca href=\"https:\/\/appleoakfibreworks.com\/blogs\/news\/tagged\/how-to-mordant-linen\"\u003eFind suitable mordanting methods here.\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eTips from the dye pot\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eTip\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eUse soda ash for stronger colour\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoda ash helps release the colour and can intensify the yellow.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProtect protein fibres\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eThe alkalinity produced by soda ash requires particular care when working with wool and silk. Avoid a pH higher than 9, prolonged exposure and excessive heat.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eStrain thoroughly\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKeep the plant material contained in a dye bag or strain it carefully to prevent fragments becoming caught in yarn and fibre.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eUse the exhaust bath\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eA second extraction or exhaust bath can often produce useful paler shades.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCreate greens\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDye the fibre yellow with indigo or woad first, then mordant and overdye it with yellow. Or shift with iron as an after mordant.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eKeep notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRecord the fibre, mordant, water chemistry, dye quantity, temperature and processing time.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eColourfastness\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWeld is known for its excellent lightfastness and wash fastness when suitable mordanting, dyeing and finishing methods are used.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePerformance still depends on the fibre, mordant, depth of shade and aftercare. Sampling is recommended when working towards a particular result.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eStorage and safe handling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eStore tightly sealed, cool and dry, away from direct sunlight.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not consume or use in food, drinks, cosmetics or herbal preparations.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid creating or breathing dust.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrevent contact with the mouth, eyes and open wounds.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWear suitable protective equipment when handling dusty material.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWear gloves and eye protection when working with soda ash and mordants.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFollow the safety instructions for every mordant, alkali and additive used.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUse dedicated dyeing utensils and containers—never food-preparation equipment.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep away from food, children and pets.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eFor textile dyeing and craft use only - not for consumption.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eWhat you receive\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour chosen net weight of dried, cut weld, supplied in a pouch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMordants, soda ash, woad, indigo and other dyeing supplies are sold separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003ePackaging\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe pack as sustainably as we can while protecting your dye materials. Pouch types may vary according to pack size and the availability of our preferred lower-impact options.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDisplay jars are not included.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cspan\u003eLearn with us\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eJoin \u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/the-natural-dyers-academy.mn.co\/\"\u003e\u003cspan\u003eThe Natural Dyers \u0026amp; Growers Academy\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003cspan\u003e to share your results, ask questions and explore natural colour alongside fellow natural dyers and dye plant growers.\u003c\/span\u003e\u003c\/p\u003e","brand":"AppleOak FibreWorks","offers":[{"title":"50g","offer_id":52825500483920,"sku":null,"price":9.0,"currency_code":"EUR","in_stock":true},{"title":"75g","offer_id":53617367777616,"sku":null,"price":10.5,"currency_code":"EUR","in_stock":true},{"title":"100g","offer_id":9181719953465,"sku":"102102","price":11.95,"currency_code":"EUR","in_stock":true},{"title":"250g","offer_id":49856793805136,"sku":"","price":20.95,"currency_code":"EUR","in_stock":true},{"title":"500g","offer_id":39526686457910,"sku":"","price":35.5,"currency_code":"EUR","in_stock":true},{"title":"1kg","offer_id":40466653675574,"sku":"","price":64.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0098\/2918\/7641\/files\/Weld_cut.jpg?v=1789495886","url":"https:\/\/appleoakfibreworks.com\/products\/weld-dye","provider":"AppleOak FibreWorks","version":"1.0","type":"link"}