Japanese Walnut

Juglans ailanthifolia

Basic Information

Family: Juglandaceae

Genus: juglans

Plant ID (slug): juglans-ailanthifolia

Numeric ID: 21087

USDA Hardiness: 4-8

Ratings

Physical Characteristics

Juglans ailanthifolia is a deciduous Tree growing to 20 m (65ft) by 15 m (49ft). See above for USDA hardiness. It is hardy to UK zone 4 and is not frost tender. It is in flower in June. 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. The plant is self-fertile. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It cannot grow in the shade. It prefers moist soil.

Distribution

E. Asia - Japan.

Habitats

Woodland Garden Canopy;

Edible Uses

Edible Parts: Leaves Oil Seed Edible Uses: Oil Seed - raw, cooked or used in confectionery[22, 105, 177, 183]. A very good flavour[2]. The shell is easily cracked[117]. An edible oil is obtained from the seed, but it tends to go rancid quickly[183]. Young buds (flower?) and fruit stalks - cooked[105, 177, 183].

Medicinal Uses

Anthelmintic Astringent Diuretic Kidney Lithontripic Pectoral Skin Tonic The bark is anthelmintic, astringent, diuretic, lithontripic, pectoral, skin, tonic (kidneys)[178].