Kenneth J. Sytsma from Wisconsin State Herbarium website
 

Common Name	Common Winterberry
Scientific Name	Ilex verticillata
Height/ Width	6'-12' (taller than wide) / 6'-12'
Shape	obovoid to globular
Sun/Shade	shade or sun
Leaf Color
Soil	medium to fine, wet to moist, pH 4.5-6.0
Disease Susceptibility	Infrequent, mild leaf spots, powdery mildew, tar spots, scale
Wildlife Value	High - winter waterfowl and songbirds
Notes	Poisonous fruit. Resistent to soil compaction.  Sensitive to salt.  Transplants well. Suckers profusely

 

	Prairie Nursery	Heartland Restoration	Enders	Taylor Creek	Possibility Place
Costs from Spring 2001 catalog	NA	$15.00/oz	X	NA	NA

Information on Ilex verticillata:
USDA's PLANTS database. Plant Fact Sheet: http://plants.usda.gov/plants/cgi_bin/topics.cgi?earl=fact_sheet.cgi
- Wisconsin State Herbarium - http://wiscinfo.doit.wisc.edu/herbarium/scripts/detail.asp?SpCode=ILEVER
- Landscaping with Plants Native to Indiana. (pamphlet). November 1999.
- Hightshoe, Gary L. Native Trees, Shrubs, and Vines for Urban and Rural America. New York: Van Nostrand Reinhold Co, 1988
- Dirr, Michael A. Manual of Woody Landscape Plants: Their Identification, Ornamental Characteristics, Culture, Propagation and Uses.  3rd edition.  Champaign: Stipes Pub. Co.  1983.
-Harstad, Carolyn. Go Native! Gardening with Native Plants and Wildflowers in the Lower Midwest.  Bloomington: Indiana University Press, 1999