Carya cordiformis
Bitternut hickory Ht 20-30m
North America. Broadly columnar, deciduous. Straight trunk, lightly branched. Bright yellow autumn colour. Bitter inedible nuts. Prized timber.
Quickest growing of the Hickory family.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Attractive autumn colours - yellow
- Attractive berries fruits or cone
- Timber
Alnus jorullensis (OG grown)
Mexican evergreen alder Ht 20-25m
Mexico & the Andes at higher altitudes. Broadly conical, evergreen, but can shed some leaves in a cold winter. Dark green serrated leaves tapering to a point, new shoots dark brown. Fast growing popular shelter in milder parts of NZ.
Group trees and shrubs:
Yes
Categories:
- Large tree
- Evergreen
- Tolerates wet sites
- Attractive flowers or catkins
- Timber
- Shelter
- Hedging
Quercus robur v fastigiata
Upright oak Ht 30-35m
A columnar form from seedlings at least 2 years old. Vigorous with form like a Lombardy poplar. Deeply rooted and wind firm. Brown leaves held through winter maintaining the screening and sheltering effect. Fast growth and good acorn production.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Tolerates wet sites
- Tolerates exposed sites
- Tolerates dry sites
- Attractive autumn colours - brown
- Attractive to birds
- Attractive berries fruits or cone
- Timber
- Erosion control
- Shelter
- Tolerates limestone soils
- Tolerates pumice soils
Quercus coccinea
Scarlet oak Ht 20-25m
E USA. Upright, broadly spreading, deciduous. Foliage dark glossy green turning to a brilliant scarlet autumn colour. Less vigorous and shy acorn producer in colder areas.
Group trees and shrubs:
Yes
Categories:
- Large tree
- Deciduous
- Attractive autumn colours - red
- Attractive to birds
- Attractive berries fruits or cone
- Timber
Quercus afares (OG grown)
Algerian oak Ht 20-30m
Vigorous, broadly spreading, semi-evergreen in mild climates. Leaves similar in shape to Quercus cerris. Tolerates dry windy conditions. Deer, sheep, goats, ducks and pheasants eat most oak acorns.
Group trees and shrubs:
Yes
Categories:
- Large tree
- Deciduous
- Tolerates dry sites
- Attractive autumn colours - brown
- Attractive to birds
- Attractive berries fruits or cone
- Timber
- Erosion control
- Tolerates pumice soils
Platanus orientalis
Oriental plane Ht 25-30m
S E Europe to Asia Minor. Broadly columnar, deciduous. Trunk often continuous right through the crown. Bark flakes in plates. Leaves 10-20cm, more incised than P. x acerifolia. Popular avenue tree. Timber used for interior finishing and furniture. SEED grown.
Group trees and shrubs:
Yes
Categories:
- Large tree
- Deciduous
- Tolerates wet sites
- Tolerates exposed sites
- Attractive autumn colours - yellow
- Attractive berries fruits or cone
- Timber
- Firewood
- Erosion control
Platanus x acerifolia(syn P. x hispanica)
London plane Ht 30-35m
N America. A hybrid of P. orientalis x P. occidentalis. Broadly columnar, deciduous. Trunk often continuous right through the crown. Bark flakes in large plates. Leaves up to 25cm across. Withstands city pollution. Good furniture timber.
Group trees and shrubs:
Yes
Categories:
- Large tree
- Deciduous
- Tolerates wet sites
- Tolerates exposed sites
- Attractive autumn colours - yellow
- Attractive berries fruits or cone
- Timber
- Firewood
- Erosion control
Liquidambar styraciflua 1/0
American sweet gum (1 yr old) Ht 25-35m
E USA. Broadly conical, deciduous. Renowned for its autumn colours of yellow, orange, red and purple. Prefers moist soils and can tolerate periodic inundation. Wood is valuable. 1 year old.
Group trees and shrubs:
Yes
Categories:
- Large tree
- Deciduous
- Tolerates wet sites
- Attractive autumn colours - yellow
- Attractive autumn colours - orange
- Attractive autumn colours - red
- Attractive autumn colours - purple
- Attractive berries fruits or cone
- Timber
Betula platyphylla v. japonica
Japanese white birch Ht 15-25m
Narrowly weeping, deciduous. Bark pure white and retained to ground level longer than B. pendula. Leaves larger than B. pendula. Not affected by rust and has bright yellow autumn colour. Highly recommended.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Attractive autumn colours - yellow
- Attractive flowers or catkins
- Timber
- Firewood
- Erosion control
- Shelter
Betula pendula
Silver birch Ht 10-20m
Europe and N. Asia. Narrowly weeping, deciduous. Bark white, developing dark, rugged cracks at the base with age. Tough, vigorous pioneer species. Yellow autumn colour can be spoilt by birch rust in some seasons. Yields hard white timber.
Group trees and shrubs:
Yes
Categories:
- Medium tree
- Deciduous
- Attractive autumn colours - yellow
- Attractive flowers or catkins
- Timber
- Firewood
- Erosion control
- Shelter
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