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Browse up-to-date bulletins on the causes of branch flagging, insect defoliators, exotic insect and disease pests, conifer problems and current disease issues.
Topics in this issue include flood-related issues, emerald ash borer, thousand cankers disease, gypsy moths, Japanese beetles, laurel wilt, oak diseases, anthracnose, and firewood.
Use this dowload to learn more about Anthracnose in Missouri's trees.
Use this dowload to learn more about Armillaria root rot in Missouri.
Use this dowload to learn more about caterpillars that defoliate Missouri's trees.
Topics in this issue include thousand chankers disease, Geosmithia morbida, emerald ash borer, Japanese beetles, oak issues, twig drop, rapid white oak mortality, herbicide injury, and sapsuckers and firewood.
Fall webworms defoliate trees and spin webs. Learn how to spot them and how to help your trees.
Ips beetle attacks can kill shortleaf pines. Learn how to deal with an attack.
Look for bark blonding on ash trees this winter. It could be a sign of emerald ash borers.
These insects can eat all the leaves off your tree. Learn what you can do to stop them.
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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