SelecTree: Tree Detail

JAPANESE EVERGREEN OAK
Quercus acuta

Quercus acuta Quercus acuta Quercus acuta Quercus acuta Quercus acuta Quercus acuta Quercus acuta Quercus acuta

Photo Locations: The National Arboretum - Washington, DC and Hoyt Arboretum - Portland, OR

General Notes

Branches droop but resist breakage. Diseases and Pests not well studied.

Native to Japan, South Korea, Taiwan, and China.

Family: Fagaceae

Tree Characteristics

Rounded Shape.

Has Evergreen foliage.

Height: 20 - 30 feet.

Width: 15 - 20 feet.

Growth Rate: 12 to 36 Inches per Year.

Leaves Ovate, Green, No Change, Evergreen.

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

Brown Acorn, Medium (0.50 - 1.50 inches), fruiting in Fall Wildlife use it.

Bark Brown or Dark Gray, Smooth.

Shading Capacity Rated as Dense to Very Dense in Leaf.

Tree Site Conditions & Constraints

Sunset Zones 7 - 9 and 14 - 21.

USDA Hardiness Zones 9 - 11.

Exposure Full Sun.

Well Drained Soil.

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 Strong.

Root Damage Potential Rated as Low.

Attracts Mammals.

Wildlife use Fruit.

Special Uses & Values

Specimen, Shade Tree, Buffer Strip or Street Tree.

Cite this tree:
SelecTree. "Quercus acuta Tree Record." 1995-2020. Aug 9, 2020.
< https://selectree.calpoly.edu/tree-detail/quercus-acuta >

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.