SelecTree: Tree Detail

COCKSPUR HAWTHORN
Crataegus crus-galli

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Photo Locations: Morton Arboretum - Lisle, IL, Red Butte Garden - Salt Lake City, UT, UC Berkeley Botanic Garden - Berkeley, CA and Arnold Arboretum - Boston, MA

General Notes

Large thorns 1 1/2 to 3 inches long. Attractive fall color. The specific epithet in Latin means leg of a cock referring to the thorns' resemblance of a cock's spurs. A thornless variety called inermis is sometimes prefered.

Has thorns.

Native to Eastern United States and Canada.

Family: Rosaceae

Tree Characteristics

Erect or Spreading with a Low Canopy.

Rounded, Umbrella or Vase Shape.

Has Deciduous foliage.

Height: 20 - 30 feet.

Width: 20 - 35 feet.

Growth Rate: 24 Inches per Year.

Longevity 50 to 150 years.

Leaves Obovate, Glossy Dark Green, Red, Gold, Orange or Multicolored, Deciduous.

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

Prolific, Orange or Red Pome, Large (1.50 - 3.00 inches), fruiting in Fall or Winter Wildlife use it.

Bark Dark Gray or Red Brown, Scaly or 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 - 12 and 14 - 17.

USDA Hardiness Zones 4 - 7.

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, Rust and Sooty Mold.

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 crus-galli Tree Record." 1995-2017. Aug 16, 2017.
< http://selectree.calpoly.edu/tree-detail/crataegus-crus-galli >

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.