Aconitum japonicum

Physical Characteristics

Aconitum japonicum is a PERENNIAL growing to 1 m (3ft 3in) by 0.3 m (1ft). See above for USDA hardiness. It is hardy to UK zone 5. It is in flower from August to October. The flowers are pollinated by Bees. 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 soil.

Distribution

E. Asia - China, Japan.

Habitats

Woodland Garden Dappled Shade;

Edible Uses

None known

Medicinal Uses

Analgesic Antirheumatic This is a widely used herbal remedy in China, where it is cultivated for its root[218]. The root is analgesic, antirheumatic, cardiotonic and stimulant[174, 218]. Used in the treatment of neuralgia[174]. Use with caution, and only under the supervision of a qualified practitioner. The plant is very poisonous and should not be used internally[218].

Known Hazards

The whole plant is highly toxic - simple skin contact has caused numbness in some people[1, 174].