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White Oak

white oak

White oak

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Scientific Name: Quercus alba

Under Power Lines:
No

Street Tree Planting:
Yes—minimum planting strip width of 8 feet. If planting a street tree, you must be approved for a permit.

Description:
A large deciduous tree with a wide-spreading, rounded canopy at maturity. White oak is native to the eastern US and makes an excellent shade tree, street tree, or yard tree.

Mature Height:
60 feet

Mature Spread:
60 feet

Leaves:
Deciduous tree with dark green leaves with varying fall color from reds to brown. 

Flowers:
Catkins.

Fruit:
Acorn

Cultural Notes:
Best grown in rich, moist, acidic well-drained soils in full sun, however adapts well to a variety of soil conditions with good drought tolerance.

Potential Problems:
Some potential diseases include oak wilt, anthracnose, and oak leaf blister. Potential insects include scale, oak skeletonizer, leaf miner and lace bug.

Minimum Planting Distances:

  • 3 ½ feet back from the face of the curb
  • 5 feet from underground utility lines
  • 10 feet from power poles
  • 7 ½ feet from driveways (10 feet recommended)
  • 20 feet from street lights and other existing trees
  • 30 feet from street intersections

More Information:

Contact us at treesforneighborhoods@seattle.gov or 206-615-1668 if you have questions about your tree selection.

white oak

White oak leaf

 

 

 

 

 

 

 

 

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