Isatis tinctoria

Dyer’s Woad

Description

1. Popular name(s): Dyer’s Woad, Woad, Glastum
2. Botanical name: Isatis tinctoria
3. Family: Brassicaceae
4. Origin: Asia, Europe, North Africa and as an introduced species also in North America
5. Height: 50 to 120 centimetres
6. USDA zone: 5 (-23 °C)