Twinleaf

Jeffersonia dubia

Basic Information

Family: Berberidaceae

Genus: jeffersonia

Plant ID (slug): jeffersonia-dubia

Numeric ID: 21728

USDA Hardiness: 4-8

Ratings

Physical Characteristics

Jeffersonia dubia is a PERENNIAL growing to 0.3 m (1ft) by 0.2 m (0ft 8in) at a slow rate. See above for USDA hardiness. It is hardy to UK zone 5. It is in flower from May to June. The species is hermaphrodite (has both male and female organs). Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in full shade (deep woodland) or semi-shade (light woodland). It prefers moist soil.

Distribution

E. Asia - N. China to Siberia.

Habitats

Woodland Garden Dappled Shade; Shady Edge; not Deep Shade;

Edible Uses

None known

Medicinal Uses

Cancer Febrifuge Stomachic The root is febrifuge and stomachic[218]. It also contains the anti-tumour compound berberine[218].