Other dyes and tannins Sumac 5KG Rhus Coriaria Found in Mediterranean countries, notably Turkey, Albania and Iran.Sumac is a small tree. Its fruits are used as a spice in the Middle-East. The bark and the leaves have a strong tannin content and have been used by tanners since the Antiquity (Greece, Egypt) : the botanical name Rhus Coriaria comes from the Latin “Coriarii”, meaning tanner. Sumac is... View