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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Quercus oblongifolia (Blue oak)
Anderson, Wynn

Quercus oblongifolia

Quercus oblongifolia Torr.

Blue Oak, Mexican Blue Oak

Fagaceae (Beech Family)



USDA Native Status: L48 (N)

Small evergreen tree with many branches and a spreading, rounded crown of bluish foliage; or a shrub.

This handsome, small oak is limited to the Mexican border region. It is recognized by its light gray, checkered bark and small, blue-green, hairless leaves without teeth. Deer browse the foliage. Although difficult to split, the wood of Mexican Blue Oak is sometimes used for fuel.


From the Image Gallery

7 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Tree
Leaf Complexity: Simple

Bloom Information

Bloom Time: Mar , Apr , May


Native Distribution: Extreme SW. New Mexico, SE. Arizona, and N. Mexico; at 4500-6000' (1372-1829 m).
Native Habitat: Foothills and mountains, sometimes in canyons; in oak woodland, often common, forming open groves at upper edge of desert grassland.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Texas Discovery Gardens - Dallas, TX


Bibref 298 - Field Guide to Texas Trees (1999) Simpson, B.J.

Search More Titles in Bibliography

Additional resources

USDA: Find Quercus oblongifolia in USDA Plants
FNA: Find Quercus oblongifolia in the Flora of North America (if available)
Google: Search Google for Quercus oblongifolia


Record Modified: 2019-06-20
Research By: TWC Staff

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