Walnut Hull Powder
Walnut Hull Powder from black walnut (Juglans nigra) is a common source of brown dye throughout North America. The fleshy hulls are full of tannin, juglone and other pigments and are the primary source of the dye. Walnut hulls were used to dye hair, make inks and clothing and are also used in herbal medicine. The rich brown color develops with oxygen, so it is necessary to simmer the walnut powder for about two hours with an overnight cool down before adding the fiber. 50g of walnut hull powder will dye approximately 50-250g (2-9 ounces) of fiber to a dark … Read more