Michigan State University Extension
Ornamental Plants plus Version 3.0 - 00000455
11/12/99

Crataegus crus-galli--Cockspur Hawthorn


Hardiness Zones: 3 to 7
Height: 25 ft Spread: 25 ft Form: rounded
Type: deciduous tree
Annual Growth Rate: 12 to 18 inches
Flowers: White
Fruit: Red

Comments: Cockspur Hawthorn is a flat topped tree with a
stratified branching habit and 3-inch spines. Tolerance
to shearing makes this an excellent barrier plant. The
white, half inch flowers are present in May or June. The
red fruit persist into winter (Vis. 1) and follow the orange
to red fall color display.

Cultivars:
var. inermis - A version of the species but without the
thorns.
var. inermis 'Cruzam' (Crusader TM) - A small, rounded
trees with a height and spread of about 15 feet.
This thornless tree bears white flowers which are
followed by red fruit (Vis. 2). The tree is listed as
being very disease resistant.

References for Cultivars: J. Frank Schmidt and Son 1999,
Bailey Nurseries 1999, Lake County Nursery 1999, Princeton
Nurseries 1997, Ray Wiegand's Nursery 1999, Sheridan
Nurseries 1997, Moller's Nursery 1997, Studebaker Nurseries
1999, Weston Nurseries 1999, Scarff's Nursery 1999, Willoway
Nurseries 1999, Carlton Plants 1999.


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