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

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Cultural Details for Quercus palustris

Common Name:
Pin Oak

Growth Rate:
One of the faster growing oaks, 12 to 15' over a 5 to 7 year period

Average Mature Height:
60-70', but can reach over 100'

Average Mature Width:

Flower Details:
Monoecious, male in pale yellow-green catkins, females reddish-green borne on short spikes in new leaf axils, May

Fruit Details:
Nut, solitary or clustered, sessile to short-stalked, 0.5" high, 0.66-0.75" wide, nearly hemispherical, light brown, often striate, enclosed only at basal 0.25-0.33" in a thin, saucer-like cap, mature in second year.

Fall Color:
Variable russet, bronze or red.

Bark Details:
Thin, grayish brown bark, smooth in youth. With age, develops narrow, relatively shallow ridges and furrows

Disease / Insect Problems or Resistance:
Galls are often a problem; iron chlorosis can be serious on high pH soils.

Native Habitat:
Massachusetts to Delaware, west to Wisconsin and Arkansas. Introduced before 1770.

Other Features:
Strongly pyramidal in youth. With age many lower branches are lost. The remaining lower branches become pendulous, the middle horizontal, and the upper upright, creating an oval-pyramidal form.

Culture and Care:
Readily transplanted because of shallow, fibrous root system. Prefers full sun, moist, rich, acid, well-drained soil. Tolerant of wet soils, and found in the wild on wet clay flats where water may stand for several weeks; Intolerant of high pH. Zone 4-8

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
2000, 2010, 2020, 4270, 4300, 4470, 4490, 4900, 4910, 4920, 4930, 4940, 4950, 5760, 6500, 6510, 6520, 6530, 6540, 6550

    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.
  • University of Connecticut Plant Database.