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 Buxus x 'Green Gem'

Common Name:
Green Gem Boxwood

Growth Rate:

Average Mature Height:

Average Mature Width:

Flower Details:
Ivory flowers fragrant but not showy. In axillary or terminal clusters, March-April

Fruit Details:
3 celled capsule, seeds shining black.

Fall Color:

Bark Details:

Disease / Insect Problems or Resistance:
Canker, blight, leaf spots, root rot, sunscald and boxwood mite.

Native Habitat:
Japan, introduced 1860. Zones 4-9 Introduced in Oakville, Ontario, Canada 1966. A hybrid of var. insularis and B. sempervirens.

Other Features:
Retains dark green color in winter. Described as a perfect round ball.

Culture and Care:
Transplants balled/ burlapped or container, roots easily. Cool, moist, well drained soil

This plant was blooming:
3/22/2007 - 4/2/2007
4/1/2005 - 4/15/2005

Plantings of this cultivar at Boone County Arboretum:
Bed 75, Bed 184, Bed 204

    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.