For more information
California Horticultural Invasives Prevention. 2010. PlantRight: Keep Invasive Plants in Check. San Francisco, CA: Sustainable Conservation.
Cool, S., T. DeMarsh-Dodson, and A. Halpern. 2008. Garden Wise: Non-Invasive Plants for Your Garden— Eastern Washington Guide. Olympia, WA: Washington State Noxious Weed Control Board.
Halpern, A., S. Cool, and T. DeMarsh-Dodson. 2008. Garden Wise: Non-Invasive Plants for Your Garden— Western Washington Guide. Olympia, WA: Washington State Noxious Weed Control Board.
McMahan, L. 2022. Gardening with Oregon Native Plants West of the Cascades. EC 1577. Corvallis, OR: Oregon State University Extension Service.
Oregon Department of Agriculture. 2011. Noxious Weed Control. Salem, OR: Plant Division, Oregon Department of Agriculture.
Oregon Public Broadcasting. 2011. Oregon Invasive Species Hotline. Portland, OR: Oregon Public Broadcasting.
Oregon Public Broadcasting. 2011. The Silent Invasion. Portland, OR: Oregon Public Broadcasting.
Oregon State University Extension Service. 2011. Pacific Northwest Weed Management Handbook. Corvallis, OR: Oregon State University Extension Service.
United State Department of Agriculture. 2011. National Invasive Species Information Center. Beltsville, MD: United States Department of Agriculture National Agricultural Library.
United States Department of Agriculture. 2011. PLANTS Database. Washington, DC: United States Department of Agriculture Natural Resources Conservation.
References
Cusack, C., M. Harte, and S. Chan. 2009. The Economics of Invasive Species. ORESU-G-09-001. Corvallis, OR: Oregon Sea Grant.
Niemiera, A.X., and B. Von Holle. 2009. Invasive Plants— A Horticultural Perspective. Virginia Cooperative Extension Publication 426-080. Blacksburg, VA: Virginia Cooperative Extension.
Pimentel, D., R. Zuniga, and D. Morrison. 2005. Update on the environmental and economic costs associated with alien-invasive species in the United States. Ecological Economics 52: 273-288.
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