Rhamnus utilis

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Rhamnus utilis
Light:Full Sun
Moisture:Mesic
Soil pH:5.6-8.4
Height:10'
Native to:
Tea:Yes
Poisonous

Rhamnus utilis (common name: chinese buckthorn)

Propagation: Seed - best sown in the autumn in a cold frame. Stored seed will require 1 - 2 months cold stratification and should be sown as early in the year as possible in a cold frame or outdoor seedbed. Germination is usually good, at least 80% by late spring. Prick out the seedlings into individual pots when they are large enough to handle, and grow them on in the greenhouse or cold frame for their first winter. Plant them out in late spring or early summer of the following year.

Cuttings of half-ripe wood, July/August in a frame.

Cuttings of mature wood of the current year's growth, autumn in a frame.

Layering in early spring.

Cultivation: Succeeds in any reasonably good soil[1]. Requires a well-drained soil in a sunny position[2].

The species in this genus are notably resistant to honey fungus[2].

Range: E. Asia - E. and C. China, S. Japan.

Habitat: Roadsides and thickets in W. Hupeh, to 1600 metres[3].

Usage: A green dye is obtained from the bark[4]. It is obtained from the leaves[3].

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

Drainage: Prefers well drained soil.

Flower Type: Hermaphrodite

Known Hazards: Although no specific mention of toxicity has been found for this species, there is the suggestion that some members of this genus could be mildly poisonous[5].

Links

References

  1. Bean, William. Trees and Shrubs Hardy in Great Britain. Murray, 1981.
  2. 2.0 2.1 Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  3. 3.0 3.1 Wilson, Ernest and Charles Sargent. Plantae Wilsonianae.
  4. Hill, Albert. Economic Botany. The Maple Press, 1952.
  5. Frohne, Dietrich and Hans Pfänder. J. A Colour Atlas of Poisonous Plants. Timber Press, 1984.