SelecTree: Tree Detail

Quercus glauca

Quercus glauca Quercus glauca Quercus glauca Quercus glauca Quercus glauca Quercus glauca Quercus glauca Quercus glauca

Photo Locations: Cohn Arboretum - Baton Rouge, LA, Strybing Arboretum - San Francisco, CA, UC Berkeley Botanical Gardens - Berkeley, CA and The National Arboretum - Washington, DC

General Notes

An attractive evergreen, suitable for gardens with mild winters. Leaves are dark green and leathery. Young leaves are tinted purple. Branches droop and are susceptible to breakage.

Native to Asia to Japan.

Family: Fagaceae

Additional Common Names


Tree Characteristics

Rounded Shape.

Has Evergreen foliage.

Height: 25 - 40 feet.

Width: 25 - 35 feet.

Growth Rate: 12 to 24 Inches per Year.

Leaves Ovate, Dark Green, No Change, Evergreen.

Flowers Inconspicuous. Green. Flowers in Spring. Has separate male and female reproductive parts on the same tree (monoecious).

Brown Acorn, Small (0.25 - 0.50 inches), fruiting in Spring or Summer Wildlife use it.

Bark Gray, Smooth.

Shading Capacity Rated as Dense to Very Dense in Leaf.

Litter Issue is Fruit and Leaves.

Tree Site Conditions & Constraints

Sunset Zones 7 - 9 and 14 - 21.

USDA Hardiness Zones 8 - 9.

Exposure Full Sun.

Wet but Well Drained Soil.

Drought tolerant.

Clay, Loam or Sand Texture.

Acidic Soil pH.

Pests & Disease Information

Resistant to Verticillium. Susceptible to Armillaria.

Health, Safety & Environmental Concerns

Branch Strength Rated as Weak.

Root Damage Potential Rated as Low.

Attracts Birds and Squirrels.

Not Deer Palatable.

Wildlife use Fruit.

Special Uses & Values

Buffer Strip, Shade Tree or Street Tree.


Cite this tree:
SelecTree. "Quercus glauca Tree Record." 1995-2020. Aug 9, 2020.
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