Forest Health News

Browse up-to-date bulletins on the causes of branch flagging, insect defoliators, exotic insect and disease pests, conifer problems and current disease issues.

Missouri Forest Health Update, May 2013

Inside this issue: Thousand Cankers Disease of Walnut; Impacts of Cool, Wet Spring; Rose Rosette Disease; Conifer Issues; Boxwood Blight; Drought Impacts Still Expected; Hardwood Borers and Drought; Hypoxylon Canker and Oak Wilt.

Forest Health Alert: Oak Wilt

This disease of oaks is easily spread in the spring. Learn to identify and prevent it.

Forest Health Alert: Hypoxylon Canker

This disease of oaks and other hardwoods is common after drought. Learn to identify and respond to it.

Missouri Forest Health Highlights 2012

Download and review the factors that affected Missouri’s trees and forests in 2012, including invasive forest pests, other insects, diseases and weather.

Missouri Forest Health Update, December 2011

Updates on the status of exotic forest pests and diseases, weather related forest health problems, and some other tree disease issues.

Missouri Forest Health Update, August 2011

Information on causes of branch flagging, insect defoliators, exotic insect and disease pests, conifer problems and current disease issues.

Missouri Forest Health Update, April 2011

Information on periodical cicadas, diagnosing tree diseases, insects and diseases to watch for in the next month.