- Red cabbage
- Woad (first year leaves). Woad gives a pale to mid blue colour depending on the type of fabric and the amount of woad used.
- Mulberries (royal purple)
- Elderberries (lavender)
- Saffron - (petals) blue/green
- Grapes (purple)
- Blueberries
- Cornflower - (petals) blue dye with alum, water
- Cherry (roots)
- Blackberry (fruit) strong purple
- Hyacinth - (flowers) - blue
- Japanese indigo (deep blue)
- Red Cedar Root (purple)
- Raspberry -(fruit) purple/blue
- Red Maple Tree (purple)(inner bark)
- Nearly Black Iris - (dark bluish purple) alum mordant
- Dogwood - (fruit) greenish-blue