Sources for More Information

Bulletin #62: Help Fight Invasive Trees

The following links will take you into the world of invasive trees and the organizations doing their best to fight back. However, be sure to also use your search engine to determine what species are listed as invasive in your state. An initial link that may help is maintained by the U.S. Department of Agriculture. The lists you will find may be a little overwhelming because they include noxious weeds as well as trees. Your state forester’s office can help provide more clarification about the specific trees that are troublesome locally.

Other Agency & Organization Links

The Center for Invasive Species and Ecosystem Health is housed at the University of Georgia with support from the U.S. Forest and other agencies. The Center’s home page has links to plants, insects, pathogens, and other species.

• The Plant Conservation Alliance’s Alien Plant Working Group is a consortium of federal, state and private organizations concerned with alien plant invaders of natural areas.
• The National Invasive Species Information Center is sponsored by the USDA National Agricultural Library. This site includes all sorts of invasive species, not just plants.
• The U.S. Forest Service maintains a list of invasive plants with hotlinks to descriptions of each.
• The Society of American Foresters maintain a very comprehensive website about invasives of all species.

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Morton Arboretum

This page of Morton Arboretum’s website lists and describes recommended native trees for the Midwest and those trees to avoid. A discussion of invasive trees has also been prepared by Arboretum staff.

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Magazine

The August 2011 edition of Arborist News dedicates several feature articles to topics of invasive species. Arborist News is published for members by the International Society of Arboriculture. For more information, phone 217-355-9411 or visit ISA’s website.

Online Publication

An Invasive Species Field and Reference Guide by the U.S. Forest Service, Northeast Research Station, is an illustrated guide to numerous invasive herbs and vines and 7 shrubs and trees. It also includes an excellent bibliography to more sources.

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Related Issue of Tree City USA Bulletin

Tree City USA Bulletin #56 is Help Stop Insect and Disease Invasives. You may order a copy or see additional sources of information related to it.