Dark brown (gallnuts & iron) embroidery thread/weaving yarn
Plant dyed embroidery thread/weaving yarn
dyed in gallnuts and iron
20 m in one skein
very strong (dedicated weaving yarn)
This dark brown colour comes from gallnuts on iron mordanted wool. Gallnuts are produced by oak trees after being injected by the certain kind of wasp. These little brown balls are really powerful: due to high contain of tannin they are wonderful source of natural dye, in Medieval they were used to produce ink as well.