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 x canescens 'Tower'

Common Name:
Tower Poplar

Growth Rate:
Fast, 3-4' per year.

Average Mature Height:

Average Mature Width:

Flower Details:
Slender drooping catkin, up to 4" long: mid to late April before leaves emerge.

Fruit Details:
0.12" yellow-green capsules drooping catkin-like clusters releasing white cottony seeds in late May-mid June.

Fall Color:

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

Disease / Insect Problems or Resistance:
None serious.

Native Habitat:
North America, Europe, North Africa, Asia south to Himalayas.

Other Features:
Important sources of pulpwood and wood products.

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:
7770, 7780, 7790

    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.