Japanese false bindweed

Calystegia hederacea

Physical Characteristics

Calystegia hederacea is a PERENNIAL CLIMBER growing to 5 m (16ft 5in). See above for USDA hardiness. It is hardy to UK zone 5. It is in flower from August to October. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, Lepidoptera (Moths & Butterflies). Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It cannot grow in the shade. It prefers moist soil.

Distribution

E. Asia - Japan, Korea, Manchuria.

Habitats

Woodland Garden Dappled Shade;

Edible Uses

Edible Parts: Leaves Root Shoots Edible Uses: Root - cooked[105, 177], then washed and steamed. Considered to be very nutritious, it is rich in starch and sugar but it should not be eaten regularly[179]. Young shoots - cooked[105, 177].

Medicinal Uses

Diuretic The seed is simmered in water as a diuretic to stimulate kidney secretions[218].

Known Hazards

Although no reports of toxicity have been seen for this species, at least some, if not all members of this genus are purgative[173], some caution is advised.