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 Ilex verticillata 'Southern Gentleman'

Common Name:
Southern Gentleman Winterberry Holly; Black Alder; Coralberry; Michigan Holly

Growth Rate:
Slow. Medium growth with adequate fertilizer and water.

Average Mature Height:
6-10'

Average Mature Width:
6-10'

Flower Details:
White MALE flowers in clusters of 6 or more in leaf axils

Fruit Details:
This male cultivar is used for polination, and does not produce its own fruit.

Fall Color:

Bark Details:
Dark gray to dark brown

Disease / Insect Problems or Resistance:
Tar spots, leaf spots, and powdery mildew, none serious

Native Habitat:
Native on edge of woods or in swamps from Novia Scotia to western Ontario, west to Wisconsin, south to Florida, and west to Missouri. Hardy to Zone 3.

Other Features:
Species is the most northerly distributed of the hollies in America. This cultivar was formerly named 'Late Male', and is the pollinator for southern types such as ‘Cacapon’, ‘Shaver’, 'Sparkleberry’, ‘Sunset’, Winter Red®, and ‘Winter Gold’

Culture and Care:
Native to swampy areas, so moist, acid, organic laden areas suit it best

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
Bed 184

    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