Magnolia Vine, Wu Wei Zi

Schisandra chinensis

Physical Characteristics

Schisandra chinensis is a deciduous Climber growing to 9 m (29ft 6in) at a medium rate. See above for USDA hardiness. It is hardy to UK zone 4 and is not frost tender. It is in flower from April to May, and the seeds ripen from August to October. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required).. The plant is not 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 can grow in full shade (deep woodland) or semi-shade (light woodland). It prefers moist soil.

Distribution

E. Asia - China, Japan, Korea.

Habitats

Woodland Garden Dappled Shade; Shady Edge; not Deep Shade; North Wall. By. East Wall. By.

Edible Uses

Edible Parts: Fruit Leaves Edible Uses: Gum Fruit - raw or cooked[183]. Usually dried and used on journeys, it is very sustaining[74]. Rich in sugars[74], it has a sweet/sour flavour[178]. In Russia a paste made from the fruit is mixed with Actinidia arguta in order to counteract the insufficient acidity of that species[183]. The fruit is about 6mm in diameter and is borne in a grape-like bunch about 10cm long[200]. Young leaves - cooked and used as a vegetable[105, 177, 183].

Medicinal Uses

Antirheumatic Antitussive Aphrodisiac Astringent Cancer Cardiotonic Cholagogue Dysentery Expectorant Hepatic Lenitive Nervine Pectoral Sedative Stimulant Tonic Urinary Wu Wei Zi is commonly used in Chinese herbalism, where it is considered to be one of the 50 fundamental herbs[218]. It is an excellent tonic and restorative, helping in stressful times and increasing zest for life[254]. It is considered to be a substitute for ginseng and is said to be a tonic for both the male and the female sex organs[238]. The fruit is antitussive, aphrodisiac, hepatic, astringent, cardiotonic, cholagogue, expectorant, hypotensive, lenitive, nervine, pectoral, sedative, stimulant and tonic[174, 176, 178, 218]. Low doses of the fruit are said to stimulate the central nervous system whilst large doses depress it[218]. The fruit also regulates the cardiovascular system[218]. It is taken internally in the treatment of dry coughs, asthma, night sweats, urinary disorders, involuntary ejaculation, chronic diarrhoea, palpitations, insomnia, poor memory, hyperacidity, hepatitis and diabetes[238]. Externally, it is used to treat irritating and allergic skin conditions[238]. The fruit is harvested after the first frosts and sun-dried for later use[238]. The fruit contains lignans[254]. These have a pronounced protective action on the liver. In one clinical trial there was a 76% success rate in treating patients with hepatitis, no side effects were noticed[254]. The seed is used in the treatment of cancer[218]. The plant is antirheumatic[218]. A mucilaginous decoction obtained from the branches is useful in the treatment of coughs, dysentery and gonorrhoea[218].

Known Hazards

None known