SelecTree: Tree Detail

KOUSA DOGWOOD
Cornus kousa

Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa Cornus kousa

Photo Locations: Washington Park Arboretum - Seattle, W, Strybing Arboretum - San Francisco, CA, Hoyt Arboretum - Portland, OR, UC Berkeley Botanic Garden, the National Arboretum - Washington, DC, and San Diego, CA

General Notes

Utility Friendly Tree Utility friendly tree.

Kousa Flowering Dogwood is an unusual flowering accent tree, requiring loose, fertile soil and moderate moisture. It blooms later than Cornus florida, after the leaves are fully developed, and is smaller. It generally is planted in semi-shaded conditions, but will often tolerate full sun in lawns. It has an attractive branching structure, strong pronounced fall color and showy fruit. Its height generally remains below 25'.

Has fragrant Flower.

Native to Japan and Korea.

Family: Cornaceae

Tree Characteristics

Spreading with a Low Canopy.

Umbrella or Vase Shape.

Has Deciduous foliage.

Height: 20 - 25 feet.

Width: 15 - 20 feet.

Growth Rate: 24 Inches per Year.

Longevity 50 to 150 years.

Leaves Oval, Glossy Medium Green, Red, Gold or Multicolored, Deciduous.

Flowers Showy. Fragrant Cream or White. Flowers in Spring. Has perfect flowers (male and female parts in each flower).

Prolific, Red Drupe, Small (0.25 - 0.50 inches), fruiting in Fall or Winter.

Bark Dark Gray, Light Gray, Light Green or Red Brown, Exfoliating or Mottled.

Shading Capacity Rated as Moderate in Leaf.

Shading Capacity Rated as Low out of Leaf.

Litter Issue is Wet Fruit.

Tree Site Conditions & Constraints

Sunset Zones 2 - 9 and 14 - 17.

USDA Hardiness Zones 5 - 8.

Exposure Partial Shade to Full Shade.

Moist Soil.

Clay or Loam Texture.

Highly Acidic to Slightly Alkaline Soil pH.

Seaside Tolerance is Not Suited.

Pests & Disease Information

Resistant to Verticillium. Susceptible to Scales, Anthracnose, Phytophthora and Root Rot.

Health, Safety & Environmental Concerns

Branch Strength Rated as Strong.

Root Damage Potential Rated as Low.

None Known Health Hazard.

Desirable Wildlife Plant.

Attracts Birds.

Deer Palatable.

Special Uses & Values

Screen.

Cite this tree:
SelecTree. "Cornus kousa Tree Record." 1995-2018. Jun 21, 2018.
< https://selectree.calpoly.edu/tree-detail/cornus-kousa >

SelecTree Nursery Connection Map
Cal Poly / ESRI