Boone County Arboretum
9190 Camp Ernst Road
Union, Kentucky 41091
Phone: (859) 384-4999
Fax: (859) 384-6888
arboretum@boonecountyky.org

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Cultural Details for Quercus alba

Common Name:
White Oak

Growth Rate:
slow to medium 12-15' in 10-12 years; very slow after 20-30 years

Average Mature Height:
50-80' to over 100' in the wild

Average Mature Width:
50-80'

Flower Details:
monoecious; staminate catkins pendant, clustered; pistilate solitary

Fruit Details:
0.75-1" nut, solitary or paired, bowl-like cap

Fall Color:
brown to red to wine; long lasting

Bark Details:
ashy-gray, scaly plates, fissures, variable

Disease / Insect Problems or Resistance:
anthracnose, leaf scorch, cankers, leaf spots, powdery mildew,rust, wilt, decay, shoe-string root rot, galls, scales, saddleback caterpillar, oak skeletonizer, borers, miners, mites

Native Habitat:
Maine to Florida west to Minn. and TX; introduced 1724

Other Features:
state tree of Ill. Used for furniture, flooring, boats, whisky barrels

Culture and Care:
moist, deep, well drained soil; 5.5-6.5 pH; full sun; prune early spring

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
1260, 1330, 3040, 3050, 3060, 5740

    The information on this page may have come from one or more of the following sources:
  • Dirr, Michael. Manual of Woody Landscape Plants. Stipes Publishing. 1998.
  • Hightshoe, Gary L. Native Trees, Shrubs, and Vines for Urban and Rural America. John Wiley & Sons. 1988.
  • North Carolina Extension Plant Fact Sheets. www.ces.ncsu.edu
  • University of Connecticut Plant Database. www.hort.uconn.edu