Cultivated as annual
Exact Native Range Unknown
Leaves yield various shades of blue dye on wool, cotton and silk.
Source of plant
Pinetree Garden Seeds
Deciduous sub-shrub, 1.5-2m. Leaflets to 22mm in 4-7 pairs, obovate, hairy beneath. Racemes slender, ascending, shorter than leaves; standard pale red to rose, wings and keel of a somewhat deeper blue.
USDA Hardiness Zone
other ethnobotanical uses, tender perennial