Japanese Alder (Alnus japonica)

Family: Betulaceae | Edibility: Edible (1/5)

Alnus japonica is a deciduous Tree growing to 22 m (72ft 2in) at a fast rate. See above for USDA hardiness. It is hardy to UK zone 4. It is in flower from February to March. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) and is pollinated by Wind. It can fix Nitrogen.

Edible Parts & Harvest Seasons

Edible Parts: Leaves

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

Flavor & Culinary Uses

None known. — Harvested fresh in season according to PFAF botanical monograph.

Habitat & North American Range

Wet lowlands all over Japan. (Zone 4, Zone 5, Zone 6, Zone 7, Zone 8)