Italian alder
Also known as: Information to be completed
A vigorous deciduous medium-sized tree with shiny deep green leaves. Male catkins yellow, to 10cm in length. Fruit 2.5cm in length, cone-like
Scientific classification
- Species
- Italian alder (Alnus cordata)
- Genus
- Alnus
- Family
- Betulaceae
- Information to be completed
- Toxicity
- Trees
- Plant type
- Higher than 12 metres
- Height
- 4-8 metres
- Spread
- Deciduous
- Foliage
- Columnar upright
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun
- Sunlight
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- Ideal temperature
Italian alder pictures
Distribution of Italian alder
Distribution map
Corsica and Southern Italy
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Culture
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Toxicity
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Quick identification of Italian alder
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Italian alder care guide
- Moderate regular watering, allowing brief slight drying between soakings
- Watering
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate regular watering, allowing brief slight drying between soakings
Fertilizing
FertilizingBalanced perennial feed every four weeks from spring through summer
Pruning
PruningLittle pruning is needed. Remove diseased, damaged, crowded or crossing shoots and unwanted growth. Timing depends on the plant: generally late winter or early spring; plants prone to bleeding and deciduous magnolias need different timing, and deciduous azaleas and lilacs are pruned after flowering.
Propagation
PropagationPropagate by seed or hardwood cuttings
Growing
GrowingThis genus is noted for its ability to thrive in poor, wet conditions and is widely used in land reclamation
People also ask
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Common pests and diseases
Diseases
May be susceptible to Phytophthora and honey fungus
Pests
May be susceptible to alder sucker and leaf-mining sawflies
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