Tag: traditional blue dye

Crazy Useful Thing of the Day: Indigo

Seed pods from Indigofera tinctoria.

Indian indigo, also known as true indigo (Indigofera tinctoria) is a species of shrub in the pea (Fabaceae) family, of unknown origin.  It has become widely naturalized to tropical and temperate Asia, as well as parts of Africa.  It has a long history of… Continue Reading “Crazy Useful Thing of the Day: Indigo”