Camellia sinensis

Camellia sinensis Kuntze is a dye plant.

Colors
It yields a brown colour. Tea plant contains tannins in the group of thearubigins, but it doesn't contain tannic acid, which is used as a mordant, so they recommend to mordant first. Also different methods of processing tea leaves, as black, oolong or green tea, will produce different colorants molecules, as catechins becomes more or less oxidized.

Parts used
Leaves powder, according to Vankar (2017).