Call 1-800-392-1111 to report poaching and arson
Browse up-to-date bulletins on the causes of branch flagging, insect defoliators, exotic insect and disease pests, conifer problems and current disease issues.
Look for bark blonding on ash trees this winter. It could be a sign of emerald ash borers.
Topics in this issue include thousand cankers disease, emerald ash borer, rapid white oak mortality, oak wilt, leaf scorch, leaf spot, Japanese beetles, gypsy moth, and southern pine beetle.
These insects can eat all the leaves off your tree. Learn what you can do to stop them.
Topics in this issue include thousand cankers disease, emerald ash borer, rapid white oak mortality, Japanese beetles, gypsy moth, fall webworm, and jumping oak gall.
This tiny native wasp can cause the leaves of white oaks to turn brown. Learn to identify jumping oak gall.
This disease of oaks and other hardwoods is common after drought. Learn to identify and respond to it.
This disease of oaks is easily spread in the spring. Learn to identify and prevent it.
Drought and other stresses work together to cause Missouri's urban trees to lose health and vigor over time. Learn to identify, respond to, and prevent urban tree decline.
A variety of diseases and pests can affect the health of your trees. Learn about existing threats to your trees.
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