Coprosma grandifolia

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Coprosma grandifolia
Light:Full Sun Part Shade
Moisture:Mesic
Hardiness:9
Soil pH:5.6-7.3
Evergreen Cross Pollinated
Height:16'
Native to:
Edible Rating:PFAF Edibility Rating
Medicinal Rating:PFAF Medicinal Rating
Tea:Yes
Poisonous

Coprosma grandifolia

Propagation: Seed - probably best sown as soon as it is ripe in a greenhouse or cold frame[K]. Sow stored seed in spring in a cold frame[1]. Germination can be slow, often taking more than 12 months even when fresh seed is used[K]. When the seedlings are large enough to handle, prick them out into individual pots. Grow on the plants for at least their first winter in a greenhouse and plant out in late spring or early summer. Give the plants some protection from the cold for their first winter outdoors[K].

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

Cultivation: Requires a moist, very well-drained neutral to slightly acid soil in full sun or light shade[1]. Succeeds in most soils[2].

Somewhat intolerant of frost, this species is only likely to succeed outdoors in the milder areas of Britain[1].

A very ornamental plant[3], it hybridizes freely with other members of this genus[1][2].

Plants are tolerant of heavy trimming or pruning[2].

Plants are normally dioecious, though in some species the plants produce a few flowers of the opposite sex before the main flowering and a few hermaphrodite flowers are sometimes produced[2]. Male and female plants must usually be grown if seed is required.

Range: New Zealand.

Habitat: Lowland to lower montane marginal forests, Three Kings, North and South Islands south to latitude 42° 30'[4][5].

Edibility: Fruit - raw. Sweet and juicy[5], but with little flavour[2]. The reddish-orange fruit is about 8mm long[1][2].

The roasted seed is an excellent coffee substitute[6].

Medicinal: Poultice, skin, stomachic. Treats cuts, sores, fevers, bruises and urinary complaints[7]. Sap from the inner bark has been used as a treatment for scabies[2].

Usage: A yellow dye is obtained from the wood, it does not require a mordant[6].

Pollinators: Wind

Soil: Can grow in light and medium soils.

Drainage: Prefers well drained soil.

In Leaf: Evergreen

Flower Type: Dioecious

Also Known As: C. australis. (A.Rich.)Robinson.

Links

References

  1. 1.0 1.1 1.2 1.3 1.4 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 Knees, Sabina. The New Plantsman Volume 2. Royal Horticultural Society, 1995.
  3. Chittendon, Fred. RHS Dictionary of Plants. Oxford University Press, 1951.
  4. Allan, Harry. Flora of New Zealand. Government Printer Publications, 1961.
  5. 5.0 5.1 Crowe, Andrew. Native Edible Plants of New Zealand. Hodder and Stoughton, 1990.
  6. 6.0 6.1 Brooker, Stanley. Economic Native Plants of New Zealand. Oxford University Press, 1991.
  7. Usher, George. A Dictionary of Plants Used by Man. Constable, 1974.