Extracting natural blue pigment from the leaves of the Woad plant. The pigment has traditionally been used to dye wool but it can also be used in naturally colouring soap. ** Latin name = Isatis Tinctoria ** French name = pastel des teinturiers **
Woad pigment- a famous natural dye and source of natural indigo dye, used for several thousand years in Europe and the Middle East. Woad dye extraction produces natural indigo dye from the dark blue-green, spinach-like woad leaves.
Before Indigo was used, "woad" (Isatis tinctoria) was used. "Woad is an old color. A conversation with history. A natural dye. An ugly plant. Locked in green leaves, compounds that break into pigments of blue.