Corylus chinensis

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Corylus chinensis
Light:Full Sun Part Shade
Moisture:Mesic
Hardiness:6
Soil pH:5.6-8.4
Self Pollinated
Height:79'
Blooms:Mid Spring-Late Spring
Open Woods Forest
Native to:
Edible Rating:PFAF Edibility RatingPFAF Edibility Rating
Tea:Yes
Poisonous

Corylus chinensis (common name: chinese hazel)

Propagation: Seed - best sown as soon as it is harvested in autumn in a cold frame[1]. Germinates in late winter or spring. Stored seed should be pre-soaked in warm water for 48 hours and then given 2 weeks warm followed by 3 - 4 months cold stratification[1]. Germinates in 1 - 6 months at 20°c[1]. When large enough to handle, prick the seedlings out into individual pots and grow them on in a cold frame or sheltered place outdoors for their first winter. Plant them out into their permanent positions in late spring or early summer[K].

Layering in autumn. Easy, it takes about 6 months[2][3].

Division of suckers in early spring. Very easy, they can be planted out straight into their permanent positions.

Cultivation: An easily grown plant, it succeeds in most soils, but is in general more productive of seeds when grown on soils of moderate fertility[4][3]. It does less well in rich heavy soils or poor ones[4][5]. Does well in a loamy soil[4]. Very suitable for an alkaline soil[4], but it dislikes very acid soils[6]. Plants are fairly wind tolerant[7][4].

Once established, this species is drought resistant[8]. It does not produce suckers[8].

A very ornamental tree[7], it is closely allied to C. colurna[4]. It has become very rare in China where it is considered to be at risk of extintion[9].

Members of this genus bear transplanting well and can be easily moved even when relatively large[4].

Range: E. Asia - China.

Habitat: Shady mixed forests[10]. Forests on moist mountain slopes at levations of 1200 - 3500 metres[9].

Edibility: Seed - raw or cooked[5][11][12][8]. Rich in oil. A shrub at Kew was 2 metres tall and 2 metres wide in July 1996 with a reasonable crop of immature fruit[K]. The seed ripens in mid to late autumn and will probably need to be protected from squirrels[K]. When kept in a cool place, and not shelled, the seed should store for at least 12 months[K].

An edible oil is obtained from the seed,

Pollinators: Wind

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

Wind: Tolerates strong winds

Seed Ripens: Early Fall-Mid Fall

Flower Type: Monoecious

Also Known As: C. colurna chinensis.

Links

References

  1. 1.0 1.1 1.2 Bird, Alfred. Growing from Seed Volume 4. Thompson and Morgan, 1990.
  2. Sheat, Wilfrid. Propagation of Trees, Shrubs and Conifers. St Martin, 1948.
  3. 3.0 3.1 Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  4. 4.0 4.1 4.2 4.3 4.4 4.5 4.6 Bean, William. Trees and Shrubs Hardy in Great Britain. Murray, 1981.
  5. 5.0 5.1 Howes, Frank. Nuts. Faber, 1948.
  6. Clapham, Arthur and Tom Tootin, Edmund Warburg. Flora of the British Isles. Cambridge University Press, 1962.
  7. 7.0 7.1 Chittendon, Fred. RHS Dictionary of Plants. Oxford University Press, 1951.
  8. 8.0 8.1 8.2 Facciola, Stephen. Cornucopia - A Source Book of Edible Plants. Kampong Publications, 1990.
  9. 9.0 9.1 Flora of China. 1994.
  10. Komarov, Vladimir. Flora of the USSR. Gantner Verlag, 1968.
  11. Tanaka, Tyōzaburō. Tanaka's Cyclopaedia of Edible Plants of the World. Keigaku Publishing, 1976.
  12. Kunkel, Günther. Plants for Human Consumption. Koeltz Scientific Books, 1984.