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Corylus avellana · Betulaceae

Hazel

✅ Pet-friendlyDeciduous, with leaves falling in winter.150 to 300 cm
Full sunModerateMediumTolerates negative temperatures down to minus 15 degrees Celsius.

Description & origin

The hazel is a shrub or small tree known for its edible nuts, the hazelnuts. It is a deciduous plant that adapts well to temperate climates and is often used in hedges and gardens.

Size

Can reach up to 3 meters in height in domestic cultivation.

Foliage

Deciduous foliage, loses leaves in winter.

Flowering

This species does not produce flowers in domestic cultivation.

Detailed care

Light

Prefers full sun for optimal growth.

Soil

Well-drained and fertile soil is ideal.

Watering

Moderate watering, keeping the soil slightly moist.

Temperature

Tolerates cold well, ideal for temperate climates.

Fertilising

Fertilize in spring with a balanced fertilizer.

Repotting

Transplant in spring or autumn.

Pruning

Prune in late winter to maintain shape and encourage growth.

Propagation

Propagates by cuttings or seeds.

Common problems

Aphids

Can attack leaves and new shoots, causing deformations.

Powdery mildew

Fungus causing a white powder on leaves, common in humid conditions.

Hazel canker

Fungal disease that can cause branch death.

Uses & curiosities

In the garden

  • Hedges
  • Fruit gardens
  • Low maintenance gardens

Other uses

Hazelnut production

Did you know…

The hazel is one of the oldest plants cultivated by humans, with records dating back thousands of years.