An ancient dyeplant producing a clear and fast blue dye. A long growing season required so start early in spring under cover.

Seeds are best soaked for 24 hours in hand hot water. Once ready to sow the seed should swell, if this is the case sow immediately. If not soak them again, changing the water daily until swelling occurs.

They should be sown 5mm deep into moist, well-drained seed compost. The ideal temperature being 16-21°C. Germination can take 30-90 days and even under ideal conditions germination can be erratic.

15 seeds