Alnus cremastogyne
Long peducled alder Ht 25-30m
Narrow crown, shading is minimal with good grass growth. Deep roots fix nitrogen and hold the soil. Grows well on dry Gisborne and Nelson hillsides, deciduous for 6 weeks. Cold hardiness not tested further south.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates wet sites
- Tolerates dry sites
Ulmus parvifolia
Lacebark or Chinese elm Ht 10-15m
Broadly spreading, deciduous. Small leaves which may persist into winter in mild climates. Patterned brown bark in winter. Used as a shelter tree on exposed sites. Can tolerate tar sealed car parks.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates exposed sites
- Tolerates dry sites
- Attractive autumn colours - yellow
- Erosion control
- Shelter
Cercidiphyllum japonicum
Katsura tree Ht 15-30m
Himalaya to Japan. Broadly spreading, deciduous. Attractive layered foliage on branches tending to droop, turning yellow, pink or purple in autumn and giving off a strong gingerbread scent. Must have moist soils.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates shade
- Attractive autumn colours - yellow
- Attractive autumn colours - red
- Attractive autumn colours - purple
Betula ermanii
Erman's or Gold birch Ht 15-20m
Broadly conical, deciduous. Pure white to pinkish white bark, peeling in thin rolls. Dark green leaves, golden in autumn. Long drooping male catkins in spring. A lovely rust free birch, very vigorous, highly recommended. Suitable for firewood.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Attractive autumn colours - yellow
- Attractive flowers or catkins
- Firewood
Acer saccharinum
Silver maple Ht 25-30m
East North America. Broadly columnar, deciduous. Grows in moist soils and riverbanks in its native habitat. Vigorous grower. Attractive autumn tints. Maple timber is highly prized in the USA for flooring.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates wet sites
- Attractive autumn colours - yellow
- Attractive autumn colours - orange
- Attractive autumn colours - red
- Attractive berries fruits or cone
- Attracts bees
- Timber
Acer rubrum
American red maple Ht 15-25m
East and Central North America. Broadly columnar, deciduous. Clusters of small red flowers before the leaves. Bluey-white under the leaves, which turn bright red in autumn. Prefers moist soils and will tolerate swampy soils.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates wet sites
- Attractive autumn colours - yellow
- Attractive autumn colours - orange
- Attractive autumn colours - red
- Attractive berries fruits or cone
- Attracts bees
Taiwania cryptomerioides (POT grown)
Coffin tree Ht 20-30m
Taiwan, S.W. China and Myanmar at 1800-2600 m. Conical evergreen, juvenile foliage like Cryptomeria, changing to scale-like in maturity when cones are produced. Largest conifer in Asia, taking a long time to reach 60m
Group trees and shrubs:
No
Categories:
- Medium tree
- Evergreen
- Container Grown
Ulmus `Frontier'
Hybrid elm (U. carpinifolia x parvifolia) Ht 10-15m
Broadly columnar, deciduous. An artificial cross producing an attractive young tree with drooping branchlets and bronzy-red autumn colours. Ultimate size not known. Elm timber is prized for furniture.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Attractive autumn colours - orange
- Attractive autumn colours - red
- Erosion control
Salix matsudana x S. pentandra
Hybrid willow (male) Ht 15-20m
NZ bred hybrid. Deciduous, vigorous, relatively narrow crown, male, straight-stemmed. Suitable for farm shelter and erosion control on small streams and tunnel gullies. Bitter leaves so resistant to possums. Flowers in October. Cuttings 40cm, Rooted topped @ 1m.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates wet sites
- Attracts bees
- Erosion control
- Shelter
Salix Hiwinui NZ 1130
Hybrid tree willow (male) Ht 15-20m
NZ bred alba 'Vitellina' x (matsudana x alba). Deciduous, vigorous, straight stemmed, potential for cricket bat production, erosion control, and as coppiced tree or fodder block for cattle & deer. Cuttings 40cm, Rooted topped @ 1m.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates wet sites
- Attractive autumn colours - yellow
- Attracts bees
- Erosion control
- Shelter
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