Sumac (Ground) is available in bulk at All Seasons Wholefoods. Bring in your containers and buy as much as you want!!
Sumac, also spelled sumach and sumaq, is any one of about 35 species of flowering plants in the genus Rhus and related genera, in the family Anacardiaceae. Sumac grows in subtropical and temperate regions throughout the world, especially in East Asia, Africa, and North America.