Hazel Tree
Corylus avellana
treeA multi-stemmed deciduous shrub or small tree native to Europe and western Asia, cultivated for its edible hazelnuts and ornamental value. Hazel produces distinctive catkins in late winter and reaches 12–20 feet tall. It is extremely hardy, coppices well, and can live 50+ years, making it ideal for hedgerows and wildlife gardens.
Common Problems
Select the problem your Hazel Tree is experiencing to get a treatment guide.
Care Guide
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Light
Full sun to part shade (4–8 hours of sun daily). Performs well in dappled light; excessive shade reduces nut production.
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Water
Moderate watering during the growing season; once established, very drought-tolerant. No special watering requirements except during extended dry spells.
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Soil
Adaptable to a wide range of soil types; prefers well-draining, fertile loam. Tolerates poor, acidic, and slightly alkaline soils (pH 4.5–7.5). Mulch to retain moisture.
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Fertiliser
Minimal fertilization needed; hazels thrive in poor to moderately fertile soil. Apply balanced fertilizer in spring if growth is weak.
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Temperature
Extremely hardy; requires chilling hours (400–900) for proper flowering and nut set. Ideal for cool to temperate climates.
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Humidity
Adaptable to varying humidity levels. Prefers moderate humidity and good air circulation to prevent fungal diseases.
Toxicity
check_circleSafe for Catscheck_circleSafe for Dogscheck_circleSafe for Children
Hazelnuts are safe for all; no known toxic compounds in leaves, stems, or fruit.
Common Diseases
Common Pests
Seasonal Care
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Resume regular watering and feeding as growth picks up.
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Peak growing season. Water and feed regularly.
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Reduce watering as growth slows. Stop heavy feeding.
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Minimal watering and feeding. Protect from frost if needed.