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 'Grovflor'

Common Name:
Spring Grove™ Flowering Dogwood

Growth Rate:
Slow upon transplanting, gradually assuming medium rate.

Average Mature Height:
20-40'

Average Mature Width:
20-40'

Flower Details:
True flowers in April-May, greenish yellow, 0.25" across, held upright along stems. The showy parts are the large white bracts in a 5" diameter circle. Flowers open before the leaves and are effective for 10-14 days. Heavy producer of flowers.

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

Fall Color:
reddish purple fall color

Bark Details:
Young stems reddish-purple. Older wood has a grayish, alligator hide appearance.

Disease / Insect Problems or Resistance:
Borer, petal and leaf spots, leaf and stem anthracnose. Diacula spp. has weaken or killed many. Many other problems attack this species.

Native Habitat:
Massachusetts to Florida, west to Ontario, Texas and Mexico Cultivated 1731. To zone 5.

Other Features:
Parent plant originated as a seedling at Spring Grove, Cincinnati. 22' by 32' at 45 years of age, survived -26 degrees F.

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

Plantings of this cultivar at Boone County Arboretum:
1087, 1321

    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