Sources for More Information

January/February 2020: Do Your Trees Pose a Risk?

Here are some links that are especially valuable for tree risk assessment.

Books

Three key publications, all available from the online book store of the International Society of Arboriculture.

• ANSI A300 (Part 9) Tree Risk Assessment a. Tree Failure
• Tree Risk Assessment, 2nd Edition by E. Thomas Smiley, Nelda Matheny and Sharon Lilly. Part of ISA’s Best Management Practices series.
• Tree Risk Assessment Manual, 2nd Edition by Julian A. Dunster

Quick Links

• Publications by the late Dr. Alex Shigo as contained in The Davey Tree Expert Company’s Shigo Collection
• Training to become Tree Risk Assessment Qualified
• Forest Service research and development resources pertaining to tree risk assessment
• Field forms for helping with data collection

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More Information

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Last Updated: 01/24/20