Delphinium denudatum

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Delphinium denudatum
Light:Full Sun
Moisture:Xeric Mesic
Hardiness:7
Soil pH:5.6-8.4
Height:3'
Blooms:Mid Summer-Late Summer
Native to:
Medicinal Rating:
Tea:Yes
Poisonous

Delphinium denudatum

Propagation: Seed - sow March/April in a cold frame or May outdoors[1]. Keep moist and in a shady position until germination takes place[2]. The seed has a limited viability so it should be stored in a sealed container at about 3°c[3]. Temperatures above 15°c inhibit germination[2]. The seed usually germinates in 2 - 9 weeks at 15°c[2]. When they are large enough to handle, prick the seedlings out into individual pots and plant them out into their permanent positions in the summer.

Cuttings of basal shoots in April/May, taken before they become hollow at the base, and planted in a cold frame[1].

Division in spring[1] or early autumn[3].

Cultivation: Succeeds in most soils so long as they are rich and well-drained[3]. Intolerant of winter-wet soils[3]. Requires an open sunny position[4].

This plant is adored by slugs[2].

A greedy plant, inhibiting the growth of nearby plants, especially legumes[5].

Range: E. Asia - Himalayas.

Habitat: Dry scrubby slopes and forest clearings, 1700 - 2300 metres[6].

Medicinal: The roots are alterative, bitter, stimulant and tonic[7]. A paste of the rot is used in the treatment of toothache, and also as an adulterant for aconite (from Aconitum spp.)[7][8].

Usage: A parasiticide is obtained from the leaves[9]. It is quite toxic and so is for external use only.

Soil: Can grow in light, medium, and heavy soils.

Drainage: Prefers well drained soil.

Flower Type: Hermaphrodite

Known Hazards: All parts of the plant are toxic[9]. The plant is most toxic when it is young[3].

Links

References

  1. 1.0 1.1 1.2 Sanders, Thomas. Popular Hardy Perennials. Collingridge, 1926.
  2. 2.0 2.1 2.2 2.3 Bird, Alfred. Focus on Plants Volume 5. Thompson and Morgan, 1991.
  3. 3.0 3.1 3.2 3.3 3.4 Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  4. Brickell, Christopher. The RHS Gardener's Encyclopedia of Plants and Flowers. Dorling Kindersley Publishers, 1990.
  5. Hatfield, Audrey. How to Enjoy your Weeds. Frederick Muller Ltd, 1974.
  6. Singh, Gurcharan and Premnath Kachroo. Forest Flora of Srinagar. Bishen Singh Mahendra Pal Singh, 1976.
  7. 7.0 7.1 Chopra, R. Glossary of Indian Medicinal Plants. Council of Scientific and Industrial Research, New Delhi, 1986.
  8. Manandhar, Narayan. Plants and People of Nepal. Timber Press, 2002.
  9. 9.0 9.1 Schofield, Janice. Discovering Wild Plants.