Other names: Western alder, Oregon alder
A. rubra is a medium sized, upright, fast growing tree with large, green leaves and good autumn colour. It has catkins that decorate the tree from late autumn until spring.
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10m max. spread |
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25m max. height |
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20-50 years to maturity |
Alnus glutinosa 'Laciniata' (Alder 'Laciniata')
Other names: Cut-leaved alder 'Laciniata'
'Laciniata' is a conical, deciduous tree with ovate, glossy, lobed, mid-green leaves and, in late winter or early spring, pendent catkins of yellow-brown flowers followed by ovoid, cone-like, purple fruit.
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8m max. spread |
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15m max. height |
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20-50 years to maturity |
Alnus incana 'Laciniata' (Grey alder 'Laciniata')
Other names: Gray alder 'Laciniata', Cutleaf grey alder , Alnus incana f. laciniata
'Laciniata' is a conical, deciduous tree with ovate, dark green leaves divided into numerous, pointed lobes. Clusters of pendent, yellow-brown, male catkins bloom in late winter and early spring before the leaves emerge. Catkins are followed by ovoid, cone-like, green fruit turning dark brown when ripe.
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5m max. spread |
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10m max. height |
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20-50 years to maturity |
Pinus halepensis (Aleppo pine)
Other names: Jerusalem pine, Pinus abasica, Pinus arabica, Pinus maritima, Pinus parolinii
P. halepensis is a borderline hardy, conical them rounded, evergreen, coniferous tree with scaly, reddish-brown bark, paired, sparse, linear, bright green leaves and ovoid, reddish-brown female cones.
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6m max. spread |
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20m max. height |
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20-50 years to maturity |
Prunus padus 'Albertii' (Bird cherry 'Albertii')
Other names: Black dogwood 'Albertii', Eggberry 'Albertii', Hackberry 'Albertii', Hagberry 'Albertii', Heckberry 'Albertii', Hedgeberry 'Albertii', Hog cherry 'Albertii'
'Albertii' is a concial, deciduous tree with elliptic, toothed, dark green leaves turning yellow, orange, or red in autumn and pendent racemes of cup-shaped, white flowers in mid-spring followed by glossy, spherical, blue-black fruit.
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6m max. spread |
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9m max. height |
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10-20 years to maturity |
Betula albosinensis var. septentrionalis 'Kansu' (Northern chinese red birch 'Kansu')
Other names: Betula albosinensis 'Kansu'
'Kansu' is a medium-sized, conical, open, deciduous tree with orange-brown and pink, peeling bark, ovate, tapered, glossy, dull green leaves that turn yellow in autumn and yellow-brown male catkins that open with the leaves in spring.
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15m max. spread |
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20m max. height |
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20-50 years to maturity |
A. cordata is a fast-growing pyramidcal deciduous tree with glossy, heart-shaped, deep-green leaves. Yellow catkins in late winter and early spring on bare stems. Small brown cones through winter.
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8m max. spread |
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15m max. height |
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20-50 years to maturity |
Alnus glutinosa 'Imperialis' (Alder 'Imperialis')
'Imperialis' is a conical, deciduous tree with ovate, deeply-lobed, mid-green leaves and, in late winter or early spring, pendent catkins of yellow-brown flowers followed by ovoid, cone-like, purple fruit.
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8m max. spread |
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15m max. height |
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20-50 years to maturity |
A. incana is a conical, deciduous tree with dark green leaves that are grey white and hairy underneath. It bears yellow brown male catkins before the leaves in late winter and early spring and ovoid fruit in summer.
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8m max. spread |
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15m max. height |
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20-50 years to maturity |
Picea pungens 'Fat Albert' (Colorado spruce 'Fat Albert')
'Fat Albert' is a slow-growing, dense, conical, evergreen coniferous shrub with upright branches bearing needle-like, blue-grey leaves and oblong green cones in summer maturing to pale brown by autumn.
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3m max. spread |
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5m max. height |
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20-50 years to maturity |
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