SelecTree: Tree Detail
Photo Locations: Morton Arboretum - Lisle, IL, Los Angeles County Arboretum - Arcadia, CA and UC Berkeley Botanic Garden - Berkeley, CA, San Francisco, CA, Finch Arboretum - Spokane, WA and Arnold Arboretum - Boston, MA
Resistant to oak root fungus. Late leafing-out characteristic is favorable for solar heating in winter and spring.
Native to Eastern North America.
Previously listed in the Ulmaceae family.
Spreading and requires ample growing space.
Rounded or Umbrella Shape.
Has Deciduous foliage.
Height: 45 - 80 feet.
Width: 40 - 50 feet.
Growth Rate: 24 to 36 Inches per Year.
Longevity 50 to 150 years or more.
Leaves Ovate, Medium to Light Green, Gold, Deciduous.
Flowers Inconspicuous. Flowers in Spring. Has separate male and female flowers on the same tree (monoecious).
Brown, Orange or Purple Drupe, Small (0.25 - 0.50 inches), fruiting in Summer or Fall Edible.
Bark Dark Gray or Light Gray, Blocky, Rough or Scaly.
Shading Capacity Rated as Dense in Leaf.
Shading Capacity Rated as Moderate out of Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 1 - 24.
USDA Hardiness Zones 2 - 9.
Exposure Full Sun to Full Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Oak Root Fungus. Susceptible to Beetle Leaves and Caterpillars.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Moderate.
Allergy Health Hazard.
Fire Resistance is Favorable.
Cite this tree:
SelecTree. "Celtis occidentalis Tree Record." 1995-2018. Feb 24, 2018.
< https://selectree.calpoly.edu/tree-detail/celtis-occidentalis >
SelecTree Nursery Connection Map
Cal Poly / ESRI