Picture U.S.D.A Forest Service, Courtesy of the Hunt Institute
Sunset®: 1-3,10
USDA: 4-9
Frost Tolerance: Hardy to 15° F (-10° C)
Sun Exposure: Full sun
Origin: Southwestern USA (Arizona, Utah, Colorado, New Mexico), northwestern Mexico, above 5000 feet elevation (1500 m)
Growth Habits: Small deciduous tree or shrub, slowly growing to 30 feet tall (9 m) or more; the leaves are 3 to 6 inches long (7.5-15 cm), 2 to 3 inches wide (5-7.5 cm), with a hairy underside
Watering Needs: Little water
Propagation: Seeds (acorns), offsets
This tree is named after William Gambel, 19th century Western plant collector and Assistant Curator of the National Academy of Sciences.
Blooming Habits:
Insignificant bloom, catkin-like, in early spring. The female flowers are followed by acorns, ripening in late September.
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