Gambel Oak

(Quercus gambelii)

Gambel Oak (Quercus gambelii)

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Estimated Native Range
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Summary

Quercus gambelii, commonly known as Gambel Oak, is a deciduous shrub or small tree native to the rocky slopes and canyons of the Intermountain West and Northern Mexico, particularly within the chaparral, piñon-juniper woodlands, and montane forests. It exhibits significant size variation across its range, with mature heights ranging from 3–9 meters (10–30 feet). Dwarf forms under 1 meter (3+1⁄4 feet) tall are found in areas with heavy browsing or less favorable growing conditions. The largest specimens, which benefit from the additional moisture found along streams, can be quite impressive. Gambel Oak is known for its hard, dense wood and irregular, crooked branches that are flexible enough to withstand heavy snow loads. The foliage turns a striking orange and yellow in autumn, contributing to the vivid fall colors of its native landscapes. The inconspicuous unisexual catkins appear in spring, followed by acorns that are 10–20 millimeters (3⁄8–3⁄4 inch) long, maturing in September to a golden brown hue.

Gambel Oak is valued for its drought tolerance, making it suitable for xeriscaping and naturalistic plantings in arid regions. It is also used for erosion control and as a wildlife habitat, providing food and shelter for various species. In cultivation, it thrives in full sun and requires minimal water once established, preferring well-drained soils. While it reproduces by acorns, it also vigorously spreads from root sprouts, which can be a consideration for gardeners managing space.CC BY-SA 4.0

Plant Description

  • Plant Type: Tree
  • Height: 17-25 feet
  • Width: 10-20 feet
  • Growth Rate: Slow
  • Flower Color: N/A
  • Flowering Season: Spring
  • Leaf Retention: Deciduous

Growth Requirements

  • Sun: Full Sun
  • Water: Low
  • Drainage: Fast, Medium

Common Uses

Bee Garden, Bird Garden, Butterfly Garden, Erosion Control, Fire Resistant, Low Maintenance, Rabbit Resistant, Street Planting

Natural Habitat

Rocky slopes and canyons of the Intermountain West and Northern Mexico, particularly within chaparral, piñon-juniper woodlands, and montane forests

Other Names

Common Names:

Scientific Names: Quercus gambelii , Quercus gambelii var. gambelii , Quercus utahensis , Quercus leptophylla , Quercus albifolia , Quercus nitescens , Quercus confusa , Quercus novomexicana , Quercus submollis , Quercus gunnisonii

GBIF Accepted Name: Quercus gambelii Nutt.