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 Acer platanoides 'Crimson King'

Common Name:
Crimson King Norway Maple

Growth Rate:
40-50' in 25-30 years.

Average Mature Height:

Average Mature Width:

Flower Details:
Clusters of maroon-yellow flowers appearing in spring before the leaves

Fruit Details:
Abundant samaras maturing September-October; 1.5-2" long; glabrous

Fall Color:
Dark red or brown

Bark Details:
Grayish black with ridges.

Disease / Insect Problems or Resistance:
Verticillium Wilt, some leaf scorch. Intolerant of 2-4-d.

Native Habitat:
Zones 5-8 of continental Europe, introduced to United States about 1756.

Other Features:
Probably the most vigorous of all persistent red leaved forms. Could be called a horticultural exclamation point in the landscape. Reddish-purple leaves.

Culture and Care:
Full sun or part shade, well drained, fertile soil. Easy to transplant, can be rooted from softwood cuttings and sown from seed.

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:

    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.