1) What is Goldenrod? Goldenrod (Solidago spp) is a bushy plant well established in Europe and often seen in gardens. It produces yellow inflorescences with hundreds of tiny flowers. The dye comes from the flowers.
2) What colours does Goldenrod extract produce? Goldenrod extract produces yellows.
First make a paste with 1 teaspoon (5 grams) Goldenrod extract and a small amount of warm water. Fill a saucepan with water and add the Goldenrod extract paste.
Add your pre-wetted mordanted fibre. Bring the dye bath to a gentle simmer and then keep at that temperature for 45 to 60 minutes, stirring gently from time to time. Leave overnight to cool.
4) How much wool does Goldenrod extract dye? 20 grams of Goldenrod extract will dye one 100 gram hanks of Blue-faced Leicester superwash wool medium yellow and another pale yellow. Colours vary with fibre and water.
5) What is Goldenrod extract? Goldenrod extract is shipped as a dry dark greenish yellow crystalline powder that is very stable and of high colour fastness. It is produced using processes that respect the environment and comply with organic textile certifications. Goldenrod dye extract is an approved dyestuff for the Global Organic Textile Standard (GOTS 4.0) and is of consistent high quality through certified cultivation of a pure plant (Europam: the European certification for medicinal herbs) and a high level of process control during production.
Learn more about dyeing with natural dye extracts: