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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Dawn - Dusk
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Cultural Details for Acer macrophyllum

Common Name:
Bigleaf Maple, Oregon Maple

Growth Rate:
Pyramidal form, slow to medium growth rate

Average Mature Height:
45-75’

Average Mature Width:
45-75’

Flower Details:
Yellow, fragrant, produced in 4-8” long nodding racemes appearing with the leaves in April-May; each flower is approximately 0.33” across.

Fruit Details:
Samara, approximately 1.5” long, nutlet covered with brown pubescence, wings nearly glabrous, forming a 60degree angle from wing to wing.

Fall Color:
yellow-orange in fall.

Bark Details:
Gray to reddish brown, furrowed with small flattened platelets.

Disease / Insect Problems or Resistance:

Native Habitat:
Alaska to southern California. Introduced 1812.

Other Features:

Culture and Care:
Prefers cool moist environment; zones 5-7(9)

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
8677

    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