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Common Hazel
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Corylus colurna · Betulaceae

Common Hazel

⚠️ Not safe for petsPerennial life cycle, fruiting from 4-5 years.10 to 20 m
Full sunModerateMediumResistant down to -15 degrees Celsius.

Description & origin

The Common Hazel is a medium-sized tree known for its production of hazelnuts. It is a resilient and easy-to-grow species, ideal for gardens and outdoor spaces.

Size

Can reach up to 20 meters in height and 12 meters in width.

Foliage

Green, oval, serrated leaves that turn yellow in autumn.

Flowering

Blooms in early spring, before leaves appear.

Detailed care

Light

Prefers full sun but tolerates some shade.

Soil

Well-drained, fertile, and slightly acidic soil.

Watering

Moderate watering, avoiding waterlogging.

Temperature

Resistant to low temperatures, tolerates down to -15 degrees Celsius.

Fertilising

Fertilize in spring with a balanced fertilizer.

Repotting

Transplant in autumn or spring, in moist soil.

Pruning

Annual pruning to maintain shape and promote fruit production.

Propagation

Propagates by seed or cuttings.

Common problems

Insect pests

May be affected by aphids and mites, which should be controlled with natural insecticides.

Fungal diseases

Susceptible to diseases like anthracnose, especially in high humidity conditions.

Nutrient deficiency

Leaves may yellow if the tree does not receive enough nutrients.

Uses & curiosities

In the garden

  • Ideal for large gardens
  • Used as an ornamental tree
  • Production of edible hazelnuts

Other uses

Wood is used in carpentry.

Did you know…

Hazelnuts are rich in nutrients and highly valued in cooking. The Common Hazel is also used in urban landscaping for its beauty.