Hazel

Corylus avellana

Layer 2 · Understorey
Edible companion

Status by region

No restrictions recorded in the lists we checked.

Checked against the European Union list (Regulation 1143/2014) · Portugal's national invasive species list (Decreto-Lei 92/2019).

Information based on the cited sources, not legal advice — always confirm your local rules.

About

Species native to Europe and Western Asia, highly valued for its production of edible nuts. In the food forest, it occupies the understorey layer, providing excellent organic matter. Thrives in cool, well-drained soils.

It is harvested now — September is one of the harvest months.

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Needs

Water: Medium
Light: Full sun
Size: Large shrub or small tree up to 5 m
Mature diameter: 4 m
Soils: Clay, Loam, Sandy, Limestone
Climates: Atlantic coast, Inland / Continental, Hot, dry Mediterranean, Mountain / cold

Calendar

January — Planting
February — Planting
March
April
May
June
July
August — Harvest
September — Harvest
October — Harvest
November — Planting
December — Planting

Harvest
Planting

Medicinal use: Hazelnuts are highly nutritious and consumed culinarily, whilst the leaves are traditionally used in infusions for blood circulation.

Where to buy

May grow well with

Suggestions worked out from growing conditions — same soil and climate, complementary layers and functions. These are not observed guilds; treat them as a starting point to try on your own land.