{"product_id":"weld-flowers-reseda-luteola-limited-batch","title":"Weld Flowers (Reseda Luteola) - Limited Batch","description":"\u003cp\u003e\u003cem\u003e\u003cstrong\u003eAlso known as\u003c\/strong\u003e dyer’s weld, dyer’s rocket, dyer’s mignonette, gaude, wouw, Wau.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA limited, specialty batch\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese are the flowering tops and flowers of weld (\u003cem\u003eReseda luteola\u003c\/em\u003e), the part of the plant where the yellow dye is most concentrated. Weld has been Europe’s most trusted yellow since antiquity, prized for its brilliance and exceptional lightfastness. Where regular cut weld or weld powder contains the whole plant, these flowers give you the strongest part only.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCleaner, brighter yellows.\u003c\/strong\u003e Because this batch contains much less of the regular leaves and stalks, you get a purer, clearer yellow with less of the duller, greenish-brown undertone that the rest of the plant can add to the dye bath.\u003c\/p\u003e\n\u003cp\u003eYou also need far less. Around \u003cstrong\u003e20% weight of fibre (WOF)\u003c\/strong\u003e already gives a rich, saturated yellow, compared with much higher amounts for regular weld pieces or powder. One 100 g bag dyes about 500 g of fibre.\u003c\/p\u003e\n\u003cp\u003eWeld is also the classic partner for indigo, giving emerald and leafy greens when overdyed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eActive dye components\u003c\/strong\u003e: luteolin (flavonoid)\u003cbr\u003e\u003cstrong\u003eCI Natural Yellow 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eHow much to use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLight to medium yellows: 10–15% WOF\u003c\/li\u003e\n\u003cli\u003eRich, saturated yellows: around 20% WOF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShading Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlum (protein or cellulose): bright, clear yellows\u003c\/li\u003e\n\u003cli\u003eTannin + aluminum acetate: strong golden shades on cellulose\u003c\/li\u003e\n\u003cli\u003eCopper (5%): deeper mustard yellow\u003c\/li\u003e\n\u003cli\u003eIron (1%): khaki greens and olive tones\u003c\/li\u003e\n\u003cli\u003eOverdye with indigo: brilliant greens, from emerald to leaf tones\u003c\/li\u003e\n\u003cli\u003eSlightly hard water enhances color; add chalk to brighten if water is soft\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Natural Dye Store","offers":[{"title":"100 grams","offer_id":67825202004079,"sku":"RES.FLO.100","price":19.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0649\/6177\/3679\/files\/Screenshot2026-10-18at13.31.46.png?v=1792319544","url":"https:\/\/naturaldyestore.com\/products\/weld-flowers-reseda-luteola-limited-batch","provider":"Natural Dye Store","version":"1.0","type":"link"}