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 Populus deltoides 'Colmar'

Common Name:
Colmar Eastern Cottonwood, Eastern Poplar

Growth Rate:
4-5' per year

Average Mature Height:

Average Mature Width:

Flower Details:
Slender drooping catkin, up to 4" long, sheds abundant pollen March-April before leaves emerge.

Fruit Details:
Male Cottonless form no fruit.

Fall Color:

Bark Details:
Ash-grey, thick, flattened or rounded ridges separated by deep fissures.

Disease / Insect Problems or Resistance:
Resistant to leaf diseases.

Native Habitat:
Quebec to North Dakota, Kansas, Texas, Florida. Introduced 1750.

Other Features:

Culture and Care:
Easily transplanted. Prefers moist soil but will tolerate dry soil.

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.