SelecTree: Tree Detail
ESCARPMENT LIVE OAK
Photo Locations: BioPark Botanic Garden - Albuquerque, NM and The Living Desert - Palm Desert, CA
Quercus fusiformis is in the White Oak section of the genus Quercus. This semi-evergreen tree is visually similar to Quercus virginiana (and used to be considered a variety of Q. virginiana) but is more drought, cold, and heat tolerant.
Native to South-Central United States, Mexico.
Quercus virginiana var. fusiformis
Additional Common Names
PLATEAU LIVE OAK, TEXAS LIVE OAK
Erect or Spreading with a High Canopy.
Rounded or Spreading Shape.
Has Evergreen to Partly Deciduous foliage.
Height: 20 - 50 feet.
Width: 20 - 40 feet.
Growth Rate: 12 Inches per Year.
Longevity Greater than 150 years.
Leaves Elliptic to Ovate, Dark Green, No Change, Evergreen to Partly Deciduous.
Flowers Inconspicuous. Flowers in Spring. Has separate male and female reproductive parts on the same tree (monoecious).
Brown Acorn, Medium (0.50 - 1.50 inches), fruiting in Fall or Winter.
Bark Black or Dark Brown, Blocky, Furrowed or Scaly.
Shading Capacity Rated as Moderate in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 3 and 10 - 13.
USDA Hardiness Zones 6 - 10.
Exposure Full Sun to Partial Shade.
Clay, Loam or Sand Texture.
Acidic to Alkaline Soil pH.
Salinity Tolerance is Good Inland and Good to Moderate on Coast.
Seaside Tolerance is Good to Medium in Mild Zone.
Pests & Disease Information
Resistant to Verticillium. Susceptible to Insect Galls, Armillaria, Phytophthora, Live Oak Wilt, and Root Rot.
Health, Safety & Environmental Concerns
Branch Strength Rated as Strong.
Root Damage Potential Rated as Moderate.
Allergy and Poisonous Health Hazard.
Biogenic Emissions considered High.
Desirable Wildlife Plant.
Attracts Birds and Squirrels.
Not Deer Palatable.
Special Uses & Values
Specimen, Shade Tree, Wildlife Tree, Street Tree, Screen.
Cite this tree:
SelecTree. "Quercus fusiformis Tree Record." 1995-2020. Aug 9, 2020.
< https://selectree.calpoly.edu/tree-detail/quercus-fusiformis >