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 Hydrangea arborescens 'Annabelle'

Common Name:
Annabelle Smooth Hydrangea

Growth Rate:
Fast

Average Mature Height:
3'-5'

Average Mature Width:
3'-5'

Flower Details:
Fertile flowers, large, 4"-6" diameter mop-head, green to dull white, June-September, make excellent dried bouquets.

Fruit Details:
Capsule, dehiscent, 8-10 ribbed, of no ornamental consequence.

Fall Color:
Green to brown, pleasing lemon yellow in some years.

Bark Details:
Stout, gray-tan-brown, young branches smooth, older stems exfoliating.

Disease / Insect Problems or Resistance:
Hydrangeas in general are trouble-free and very rewarding.

Native Habitat:
Species native New York to Iowa, South to Florida and Louisiana. USDA Zones 4-9.

Other Features:
Consider this species as an herbaceous perennial in colder climates; some flowers are so heavy as to weight the stem to the ground; best in the shrub border or massing in some shady, out-of-the-way area.

Culture and Care:
Fibrous rooted, transplants well, very adaptable; proliferates in rich, well drained, moist soil; pH adaptable; prefers partial shade; flowers on new wood.

This plant was blooming:
6/9/2010 - 8/20/2010
8/17/2007 - 8/31/2007

Plantings of this cultivar at Boone County Arboretum:
Bed 50

    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