Chinese Walnut

Juglans cathayensis

Physical Characteristics

Juglans cathayensis is a deciduous Tree growing to 20 m (65ft) by 20 m (65ft). See above for USDA hardiness. It is hardy to UK zone 5. It is in flower from May to 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 - China.

Habitats

Woodland Garden Canopy;

Edible Uses

Edible Parts: Oil Seed Edible Uses: Oil Seed - raw or cooked[183]. Made into confections and sweetmeats[183]. A good flavour but the shell is very thick and the seed is small[11]. An edible oil is obtained from the seed[183], it tends to go rancid quickly.

Medicinal Uses

None known

Known Hazards

None known