SelecTree: Tree Detail

Allee CHINESE ELM
Ulmus parvifolia 'Allee'

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Photo Locations: Red Butte Garden - Salt Lake City, UT

General Notes

Allee was cloned from a tree on the University of Georgia campus. It is known for its fluted trunk with exfoliating bark. This tree has excellent resistance to Dutch Elm Disease, and Elm Leaf Beetle. Resists cold winter weather.

Native to China, Japan, North Korea, and Vietnam.

Family: Ulmaceae

Additional Common Names

CHINESE ELM, CHINESE EVERGREEN ELM, Lacebark Elm

Tree Characteristics

Erect, Spreading or Weeping and requires ample growing space.

Oval, Rounded or Umbrella Shape.

Has Evergreen to Partly Deciduous foliage.

Height: 60 - 70 feet.

Width: 35 - 55 feet.

Growth Rate: 36 or More Inches per Year.

Longevity 50 to 150 years.

Leaves Elliptic to Ovate, Glossy Dark Green, Bronze or Gold, Evergreen to Partly Deciduous.

Flowers Inconspicuous. Flowers in Summer or Fall. Has separate male and female flowers on the same tree (monoecious).

Brown or Mostly Green Winged Seed, Small (0.25 - 0.50 inches), fruiting in Fall.

Bark Dark Gray, Light Gray, Orange, Red Brown or Multicolored, Exfoliating, Mottled or Smooth.

Shading Capacity Rated as Moderate in Leaf.

Shading Capacity Rated as Moderate out of Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 3 - 24.

USDA Hardiness Zones 4 - 9.

Exposure Full Sun to Partial Shade.

Moist Soil.

Drought tolerant.

Clay, Loam or Sand Texture.

Highly Acidic to Highly Alkaline Soil pH.

Salinity Tolerance is Moderate on Coast.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Elm Leaf Beetle and Dutch Elm Disease, Leaf Scroch. Susceptible to Borers, Leaf Miner, Beetles, Mealy Bugs, Caterpillars and Scales, Phloem Necrosis, Wetwood, Armillaria, Phytophthora, Root Rot, Sooty Mold and Verticillium.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium Weak to Medium

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Biogenic Emissions considered Low.

Fire Resistance is Favorable.

Special Uses & Values

Shade Tree, Street Tree, Lawn tree.

Cite this tree:
SelecTree. "Ulmus parvifolia 'Allee' Tree Record." 1995-2018. Jun 24, 2018.
< https://selectree.calpoly.edu/tree-detail/ulmus-parvifolia-allee >

SelecTree Nursery Connection Map
Cal Poly / ESRI