Scutellaria baicalensis

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Scutellaria baicalensis
Light:Full Sun Part Shade
Moisture:Xeric Mesic
Hardiness:5
Soil pH:5.6-8.4
Height:1'
Width:1'
Blooms:Late Summer
Native to:
Edible Rating:PFAF Edibility Rating
Medicinal Rating:PFAF Medicinal Rating
Tea:Yes
Poisonous

Scutellaria baicalensis (common name: baikal skullcap)

Propagation: Seed - sow outdoors in situ in late spring[1]

If there is only a small quantity of seed it is better to sow it in a pot in a cold frame in early spring. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in the summer.

Division in spring just before new growth begins. Very easy, larger divisions can be planted out direct into their permanent positions. We have found it best to pot up the smaller divisions and grow them on in a lightly shaded position in a cold frame, planting them out once they are well established in the summer.

Cultivation: Succeeds in a sunny position in any ordinary garden soil that does not dry out during the growing season[1]. Prefers a light well-drained soil in sun or partial shade[2]. This species requires sharp drainage and, once established, is drought tolerant[2].

Plants are hardy to at least -15°c[2].

A very ornamental plant[3].

Range: E. Asia - China, Japan, Korea, Mongolia.

Habitat: Sandy and rocky places near the sea shore. Sunny, grassy slopes and waste ground from 100 - 2,000 metres above sea level[4].

Edibility: Young leaves - cooked as a vegetable[5][6][7].

The whole plant is dried and used as a tea substitute[5][7].

Medicinal: Baikal skullcap is commonly used in Chinese herbalism, where it is considered to be one of the 50 fundamental herbs and is used primarily in treating "hot and damp" conditions such as dysentery and diarrhoea[8][4]. It has been used medicinally for over 2,000 years and recent research has found that the roots contain flavonoids that greatly enhance liver function and also have anti-inflammatory and antiallergenic effects[2].

The root is anodyne, antibacterial, anticholesterolemic, antipyretic, antispasmodic, astringent, cholagogue, diuretic, expectorant, febrifuge, haemostatic, laxative, nervine, mildly sedative, stomachic and tonic (for TB)[9][10][11][12][13][8][2]. It reputedly calms the foetus in pregnant women[2]. The root is used internally in the treatment of enteritis, dysentery, diarrhoea, jaundice, chronic hepatitis, urinary tract infections, hypertension, threatened miscarriage, nosebleed and haemorrhage from the lungs or bowel[2]. It is one of the ingredients of the Chinese drug 'injection of three yellow herbs'[2]. The root is harvested in the autumn or spring from plants 3 - 4 years old and is dried for later use[2].

The seed is used to cleanse the bowels of blood and pus[8].

Pollinators: Insects

Soil: Can grow in light and medium soils.

Drainage: Prefers well drained soil.

Seed Ripens: Early Fall

Flower Type: Hermaphrodite

Also Known As: S. macrantha. Fisch.

Links

References

  1. 1.0 1.1 Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 Bown, Deni. Royal Horticultural Society Encyclopaedia of Herbs and Their Uses. Dorling Kindersley, 1995.
  3. Chittendon, Fred. RHS Dictionary of Plants. Oxford University Press, 1951.
  4. 4.0 4.1 Chevallier, Andrew. The Encyclopedia of Medicinal Plants. Dorling Kindersley, 1996.
  5. 5.0 5.1 Tanaka, Tyōzaburō. Tanaka's Cyclopaedia of Edible Plants of the World. Keigaku Publishing, 1976.
  6. Kunkel, Günther. Plants for Human Consumption. Koeltz Scientific Books, 1984.
  7. 7.0 7.1 Facciola, Stephen. Cornucopia - A Source Book of Edible Plants. Kampong Publications, 1990.
  8. 8.0 8.1 8.2 Duke, James and Edward Ayensu. Medicinal Plants of China. Reference Publications, 1985.
  9. Uphof, Johannes. Dictionary of Economic Plants. Weinheim, 1959.
  10. Usher, George. A Dictionary of Plants Used by Man. Constable, 1974.
  11. Revolutionary Health Committee of Hunan Province. A Barefoot Doctors Manual. Running Press.
  12. Kariyone, Tatsuo. Atlas of Medicinal Plants.
  13. Yeung, Him-Che. Handbook of Chinese Herbs and Formulas. Institute of Chinese Medicine, 1985.