Caucasian Hazelnut

Corylus colchica, Betulaceae

Zones

5–8

Layer

Canopy

Lifespan

Perennial

Growth

Moderate

Guild Roles

ProducerShade ProviderMulch MakerBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Moderate (established)High (seedling)

Soil pH

6 – 7.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Seguin's ChestnutCastanea seguinii

Pollinator SharingWind Protection

Caucasian BlueberryVaccinium arctostaphylos

Pollinator Sharing

Bulky MacadamiaMacadamia jansenii

Pollinator SharingWind Protection

Mongolian OakQuercus mongolica

Wind ProtectionShade Provision

Japanese ChestnutCastanea crenata

Pollinator SharingWind ProtectionBeneficial Insect Habitat

Bastard OleasterElaeagnus latifolia

Nitrogen FixationWind ProtectionBeneficial Insect Habitat

Antagonistic Plants

Hybrid Turkish HazelCorylus × colurnoides

Related hazelnut species compete for similar soil resources and may interfere with each other's pollination through pollen competition.

Uses

Functions

Large Nut ProductionTimberWildlife Habitat

Edible Parts

Nuts

Medicinal Uses

Cardiovascular Health

Common Questions

What zones does Caucasian Hazelnut grow in?

Caucasian Hazelnut grows in USDA hardiness zones 5 through 8.

What are good companion plants for Caucasian Hazelnut?

Good companions for Caucasian Hazelnut include Seguin's Chestnut, Caucasian Blueberry, Bulky Macadamia, Mongolian Oak, Japanese Chestnut.

Design guilds with Caucasian Hazelnut and see companion relationships visually.

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