SelecTree: Tree Detail

RUSSIAN HAWTHORN
Crataegus ambigua

Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua Crataegus ambigua

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

General Notes

Utility Friendly Tree Utility friendly tree.

Attractive branching habit, showy fruit.

Has thorns.

Native to Southeastern Russia, Turkey, and Iran.

Family: Rosaceae

Tree Characteristics

Erect or Spreading with a Low Canopy.

Vase Shape.

Has Deciduous foliage.

Height: 15 - 25 feet.

Width: 15 - 25 feet.

Growth Rate: 24 Inches per Year.

Longevity 50 to 150 years.

Leaves Pinnatifid, Medium Green, Red, Gold, Orange or Multicolored, Deciduous.

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

Prolific, Red Pome, Small (0.25 - 0.50 inches), fruiting in Fall or Winter Wildlife use it.

Bark Dark Brown or Light Green, Smooth.

Shading Capacity Rated as Moderately Dense in Leaf.

Shading Capacity Rated as Moderately Dense out of Leaf.

Litter Issue is Wet Fruit.

Tree Site Conditions & Constraints

Sunset Zones 1 - 10 and 14.

USDA Hardiness Zones 4 - 6.

Exposure Full Sun.

Moist to Dry Soil.

Clay, Loam or Sand Texture.

Highly Acidic to Highly Alkaline Soil pH.

Seaside Tolerance is Medium in Mild Zone.

Pests & Disease Information

Resistant to Verticillium. Susceptible to Aphids, Beetle Borers, Scales and Spider Mites, Fire Blight, Oak Root Rot, Powdery Mildew, Root Rot and Rust.

Health, Safety & Environmental Concerns

Branch Strength Rated as Strong.

Root Damage Potential Rated as Low.

Allergy Health Hazard.

Desirable Wildlife Plant.

Attracts Birds and Bees.

Wildlife use Fruit.

Special Uses & Values

Screen.

Pleached.

Cite this tree:
SelecTree. "Crataegus ambigua Tree Record." 1995-2018. Feb 20, 2018.
< http://selectree.calpoly.edu/tree-detail/crataegus-ambigua >

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.