SelecTree: Tree Detail

TURKISH HAZEL
Corylus colurna

Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna Corylus colurna

Photo Locations: Finch Arboretum - Spokane, WA and Washington Park Arboretum - Seattle, WA

General Notes

Attractive deciduous tree growing to 75 feet. Very cold hardy.

Native to Southeastern Europe and Southwestern Asia.

Family: Betulaceae

Tree Characteristics

Erect or Spreading and requires ample growing space.

Oval or Umbrella Shape.

Has Deciduous foliage.

Height: 75 feet.

Width: 30 feet.

Growth Rate: 12 to 24 Inches per Year.

Longevity 50 to 150 years.

Leaves Round, Medium Green, Deciduous.

Green or Yellow. Flowers in Winter. Has separate male and female flowers on the same tree (monoecious).

Brown Nut enclosed in Leafy Bracts, Small (0.25 - 0.50 inches), fruiting in Fall Edible.

Bark Dark Brown or Light Green, Furrowed or Scaly.

Shading Capacity Rated as Moderate in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 1 - 9 and 14 - 20.

USDA Hardiness Zones 5 - 7.

Exposure Full Sun to Partial Shade.

Moist Soil.

Loam or Sand Texture.

Highly Acidic to Neutral Soil pH.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Susceptible to Chlorosis, Powdery Mildew and Sooty Mold.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Moderate.

None Known Health Hazard.

Attracts Squirrels.

Cite this tree:
SelecTree. "Corylus colurna Tree Record." 1995-2019. Jan 15, 2019.
< https://selectree.calpoly.edu/tree-detail/corylus-colurna >

This tree is not part of the SelecTree Nursery Connection. If you would like to see this tree listed, or know of a nursery that sells it, please contact us at ufei@calpoly.edu.