Native: Southwestern United States.

General Notes:

Quercus chrysolepis in Angeles National Forest is registered as a California Big Tree. It measures 97 feet high, with a trunk circumference of 499 inches and a crown spread of 98 feet.

Tree Characteristics

  • Drought tolerant.
  • Shape: Oval, Rounded or Umbrella
  • Foliage: Evergreen, Elliptic and Hollylike, Glossy Gray Green or Medium Green,
  • Height: 70 feet.
  • Width: 30 feet.
  • Flowers: Inconspicuous. Flowers in Spring.
  • Fruit: Brown Acorn, Medium (0.50 - 1.50 inches), fruiting in Fall or Winter.
  • Bark: Light Green, Light Gray or Red Brown, Furrowed, Scaly or Smooth.
  • Shading Capacity: Moderately Dense in Leaf.
  • Litter Issue: Dry Fruit.​

Tree Site Conditions & Constraints

  • Zones: Sunset 3 - 11 and 14 – 24, USDA Hardiness 7 - 9.
  • Exposure: Full Sun to Partial Shade.​

Pests & Disease Information

  • Resistant to Verticillium.
  • Susceptible to Goldspotted Oak Borer, Aphids, Caterpillars, Coddling Moths, Insect Galls, California Oak Moth, Pacific Oak Teig Girdler and White Fly, Sudden Oak Death, Crown Rot, Mistletoe, Oak Root Rot and Root Rot.​

Health, Safety & Environmental Concerns

  • Branch Strength: Strong.
  • Root Damage Potential: Moderate.
  • Health Hazard: Allergy and Poisonous
  • Biogenic Emissions: High
  • Attracts: Birds and Squirrels.

Source:

SelecTree. "Quercus chrysolepis Tree Record." 1995-2018. Feb 26, 2018. < https://selectree.calpoly.edu/tree-detail/quercus-chrysolepis >

 

Updated: June 20, 2023