The South African native plant rooibos (Afrikaans for red bush) turns a rusty red color when the leaves are oxidized. It's also is a reddish color when brewed. When unoxidized, the tisane is called green rooibos. The plant (Aspalathus Linearis) grows only in the regions of the Cederberg Mountains where its aboriginals, the KhoiSan, have used rooibos as both a beverage and a medicinal for hundreds of years. In 1772, Swedish naturalist and botanist, Carl Peter Thunberg, aka Karl Peter von Thunberg, was the first to study
1 tsp per cup steep at 212 for 3-5 minutes