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 |
Beginner
skill rating |
 |
10m
max. spread |
 |
25m
max. height |
 |
20-50 years
to maturity |
 |
1 hour care
per year |
Botanical name: Alnus rubra
Other names: Red alder, Western alder, Oregon alder
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Genus: Alnus
Species: A. rubra - 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.
Alnus rubra is: Deciduous
Flower: Pale-yellow in Winter
Foliage: Green in Spring; Dark-green in Summer; Yellow in Autumn
Fruit: Brown in Summer
Habit: Conical
Companion planting: Other plants that tolerate difficult situations (e.g. pollution) include birch, hawthorn, elder and willow.
Alnus rubra (Red alder) will reach a height of 25m and a spread of 10m after 20-50 years.
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Suggested uses: Hedging/Screens, Low Maintenance, Wildlife, Waterside, Resistant to pollution
Cultivation: Thrives in poor, wet conditions.
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| Soil types: |
Chalky, Clay, Loamy |
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| Soil drainage: |
Boggy damp conditions, Moist but well-drained, Well-drained |
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| Soil pH: |
Acid, Alkaline, Neutral |
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| Light: |
Partial Shade, Full Sun |
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| Aspect: |
North, South, East, West |
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| Exposure: |
Exposed, Sheltered |
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| Hardiness: |
Hardy (H4) |
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We list 8 suppliers who tell us they sell Alnus rubra (Red alder). In order to see the list you'll need to either register or log in as a full member.
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