SelecTree: Tree Detail
TEXAS RED OAK
Photo Locations: BioPark Botanic Garden - Albuquerque, NM, UC Davis Arboretum - Davis, CA, Cohn Arboretum - Baton Rouge, LA, San Antonio Botanic Garden - San Antonio, TX and Red Butte Garden - Salt Lake City, UT
Branches droop but resist breakage. A spectacular cold hardy landscape tree.
Native to Kansas, Oklahoma and Texas.
Quercus texana 'Buckley'
Additional Common Names
TEXAS RED OAK, TEXAS OAK, SPANISH OAK, Nutall OAK
Oval or Rounded Shape.
Has Deciduous foliage.
Height: 30 - 50 feet.
Width: 30 - 50 feet.
Growth Rate: 24 or More Inches per Year.
Leaves Ovate, Green, Red or Orange, Deciduous.
Flowers Inconspicuous. Brown. Flowers in Spring. Has separate male and female flowers on the same tree (monoecious).
Brown Acorn, Small to Medium (0.25 - 1.50 inches), fruiting in Fall Wildlife use it.
Bark Brown to Gray, Fissured.
Shading Capacity Rated as Moderate to Moderately Dense in Leaf.
Shading Capacity Rated as out of Leaf.
Tree Site Conditions & Constraints
Sunset Zones 3, 6 - 12 and 18 - 21.
USDA Hardiness Zones 6 - 11.
Exposure Full Sun.
Well Drained Soil.
Clay, Loam or Sand Texture.
Acidic to Alkaline Soil pH.
Pests & Disease Information
Resistant to Verticillium. Susceptible to Caterpillars, Borer, Aphids, Scales, Leaf Miner and Insect Galls, Armillaria, Anthracnose, Canker, Leaf Spot, Powdery Mildew and Root Rot.
Health, Safety & Environmental Concerns
Root Damage Potential Rated as Low.
Desirable Wildlife Plant.
Wildlife use Fruit.
Special Uses & Values
Specimen, Shade Tree, Buffer Strip or Street Tree.
Cite this tree:
SelecTree. "Quercus buckleyi Tree Record." 1995-2020. Feb 27, 2020.
< https://selectree.calpoly.edu/tree-detail/quercus-buckleyi >