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 Zelkova serrata 'Green Vase'

Common Name:
Green Vase Japanese Zelkova

Growth Rate:
Fast, very vigorous

Average Mature Height:
60-70'

Average Mature Width:
40-50'

Flower Details:
Trimonoecious with male, bisexual, and female flowers in regular sequence on a short shoot; no showy, flowers in April with the leaves

Fruit Details:
A small, kidney bean-shaped drupe, about ΒΌ" across, ripening in fall

Fall Color:
Orange-brown to bronze-red

Bark Details:
In youth cherry-like, reddish brown, heavily lenticelled; in old age gray-brown, often exfoliating with a character not unlike that of Chinese Elm

Disease / Insect Problems or Resistance:
Susceptible to some of the problems which beset the elms; however, resistant to Dutch elm disease; shows good resistance to elm leaf beetle and Japanese beetle

Native Habitat:
Found in rich colluvial soils at the foot of mountains and along the banks of rivers and streams. Introduced about 1860's to America.

Other Features:
Considered a replacement for the American Elm. Vase-shaped w/ upright arching branches; well suited to lawns, residential streets and parks. High quality timber, beautifully grained, used for furniture and in construction; extreme durability and strength

Culture and Care:
Transplants readily balled-and-burlapped; prefers moist, deep soil; pH adaptable; once established very wind and drought tolerant; young trees are susceptible to frost; prune in fall; displays reasonable pollution tolerance

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
1610, 1620, 3130

    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