Rubus glaucus

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Rubus glaucus
Light:Full Sun Part Shade
Moisture:Mesic
Hardiness:8
Soil pH:5.6-8.4
Self Pollinated
Height:10'
Open Woods Forest
Native to:
Edible Rating:PFAF Edibility RatingPFAF Edibility RatingPFAF Edibility Rating
Tea:Yes
Poisonous

Rubus glaucus (common name: mora de castilla)

Propagation: Seed - requires stratification and is best sown in early autumn in a cold frame. Stored seed requires one month stratification at about 3°c and is best sown as early as possible in the year. Prick out the seedlings when they are large enough to handle and grow on in a cold frame. Plant them out into their permanent positions in late spring of the following year.

Cuttings of half-ripe wood, July/August in a frame[1].

Tip layering in July. Plant out in autumn.

Division in early spring or just before leaf-fall in the autumn[1].

Cultivation: Easily grown in a good well-drained loamy soil in sun or semi-shade[2][3][1].

This species is not hardy in the colder areas of the country, it tolerates temperatures down to between -5 and -10°c[1].

Often cultivated in S. America for its edible fruit[4]. Yields of up to 20 tonnes per hectare are achieved in S. America[4]. This species could be useful in hybridization programmes with American and European blackberries and raspberries, but it is susceptible to some N. American raspberry diseases[4].

Closely related to R. occidentalis[1].

Plants in this genus are notably susceptible to honey fungus[1].

Range: C. and S. America - N. Andes to Mexico.

Edibility: Fruit - raw or cooked[4]. Rich, tart and very juicy, they are superior in flavour and quality to most cultivated blackberries and raspberries[4]. The fruit is up to 3cm long[4].

Usage: A purple to dull blue dye is obtained from the fruit[5].

Pollinators: Apomictic

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

Drainage: Prefers well drained soil.

Flower Type: Hermaphrodite

Links

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  2. Chittendon, Fred. RHS Dictionary of Plants. Oxford University Press, 1951.
  3. Bean, William. Trees and Shrubs Hardy in Great Britain. Murray, 1981.
  4. 4.0 4.1 4.2 4.3 4.4 4.5 Popenoe, Hugh. Lost Crops of the Incas. National Academy Press, 1990.
  5. Grae, Ida. Nature's Colors. MacMillan Publishing, 1974.