| Indigo |
|---|
Indigofera tinctoria
|
| Uses: Medicinal/Industrial |
Duration: Annual |
| When to Sow: Spring |
Ease of Germination: Moderate |
|
Ancient dyeplant known for the clarity and fastness of the blue produced. Leaves contain indican which must be oxidized by fermentation to produce the dye. Fresh herbage (strongest when in flower) is steeped in water for 12-48 hours with frequent stirring. A blue sediment will form which is the dye. Needs long growing season.
|
|