Plant species

hazel Corylus avellana

Corylaceae

Species information

Description

A woody plant with toothed leaves and unisexual flowers arranged in catkins. One of the earliest-flowering woody plants; long male catkins and tiny female flowers with red stigmas appear before the leaves.

Plant traits

Growth form

shrub / small tree

Life cycle

perennial

Height

200–600 cm

Typical season

123456789101112

Active growth

Flowering

Fruiting

Timing varies with site and year.

Habitat conditions

Habitat

forest · forest edge · shrubland

Light

partial shade · full sun

Moisture

mesic

Soil

indifferent

Substrate

indifferent

Pollination

wind pollination

Status

native

Interesting facts

Jays and rodents transport and hide hazelnuts as food; forgotten caches can germinate into new shrubs.

LifeSystems

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