PINE TREE BARK
180g Tree Bark
1 hour boiling in water, leave the plant material in the water bath over night.
Put 20g Wool and 5g silk (treated with 10% weight of fibre Alum over night)
in the dye bath for 2 hours and heat it up, leave the textiles in the dye bath over night.
Take out the textiles of the dye bath after two days.