Winged Bean (Psophocarpus tetragonolobus)

Family: Fabaceae or Leguminosae | Edibility: Edible (3/5)

Psophocarpus tetragonolobus is a PERENNIAL growing to 2 m (6ft 7in). See above for USDA hardiness. It is hardy to UK zone 10 and is frost tender. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. It can fix Nitrogen. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in heavy clay soil.

Edible Parts & Harvest Seasons

Edible Parts: Nuts/Seeds, Leaves, Shoots, Roots/Tubers, Flowers

Harvest Seasons: Early Summer, Fall, Late Summer, Spring, Winter

Flavor & Culinary Uses

tastes like French beans (Phaseolus vulgaris). — Young seedpods - cooked for a few minutes.; They tastes like French beans (Phaseolus vulgaris).; The pods are harvested when about 15 - 20 cm long and 2cm wide.; They will store for up to 21 days at 10°c with a relative humidity of 90%.

Habitat & North American Range

Not known in the wild. (Zone 8)