Swamp Hosta

Hosta longissima

Physical Characteristics

Hosta longissima is a PERENNIAL growing to 0.2 m (0ft 8in) by 0.5 m (1ft 8in). See above for USDA hardiness. It is hardy to UK zone 4 and is not frost tender. It is in flower from July to August, and the seeds ripen from September to October. The species is hermaphrodite (has both male and female organs). Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and can grow in heavy clay soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist or wet soil.

Distribution

E. Asia - Japan.

Habitats

Woodland Garden Sunny Edge; Dappled Shade; Shady Edge; Bog Garden;

Edible Uses

Edible Parts: Leaves Stem Edible Uses: Young leaves and leaf stems - cooked[105, 177].

Medicinal Uses

None known

Known Hazards

None known