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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Cultural Details for Cornus florida 'Cloud 9'

Common Name:
Cloud 9 Flowering Dogwood

Growth Rate:
Slow

Average Mature Height:
15-18'

Average Mature Width:
15-18'

Flower Details:
True flowers in April-May, greenish yellow, 0.25" across, held upright along stems. The showy parts are the 4 showy white bracts which are ovate and about 2" long. Flowers open before the leaves and are effective for 10-14 days.

Fruit Details:
Drupe, glossy red 0.33" to 0.5" long, ovid, 3-4 to a cluster, ripening in September-October

Fall Color:

Bark Details:
Reddish brown when young transforming to grayish brown with age developing “alligator hide" appearance

Disease / Insect Problems or Resistance:
Susceptible to numerous pests when under stress. Resistant to canker, susceptible to spot anthracnose

Native Habitat:

Other Features:

Culture and Care:
Acid well-drained soil, performs best in some shade. Not pollution tolerant

This plant was blooming:
4/14/2010 - 4/19/2010
4/15/2005 - 5/6/2005

Plantings of this cultivar at Boone County Arboretum:
2430, 2440, 2460

    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