Weld (Reseda Luteola)
also known as Dyers Weld, Dyers Rocket, and Dyers Mignonette. Weld produces an excellent light and washfast yellow and is a strong clear yellow to combine with indigo for emerald and leaf greens.
Use 3% wof (weight of fabric) for medium depth of shade.
Mordant protein fiber with alum 15% WOF.
For cellulose fiber pre mordant with tannin.
This Weld extract is grown and processed in Europe and is an approved dyestuff for the Global Organic Textile Standard (GOTS )
Dye component; flavonoid luteolin
Weld Extract (superstrong)
Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Maintain a constant temperature not to exceed 24° C. (75° F.). Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.
Heath and Safety
Do not ingest. Do not breathe dust. Wear protective gloves, safety goggles and a dust mask when handling fine dye powders and mordants.
Possibly harmful when swallowed or inhaled
Natural dye powders are no known environmental concern. Mordants and mordanted dye baths should be disposed in a sensible way according to your local waste disposal laws.