Tree Disease and Pest Information
Dutch Elm Disease
Read about its history,
what causes it, how to spot symptoms, and how to avoid problems.
Emerald Ash Borer
Learn to identify this exotic pest and its impacts throughout Wisconsin.
Spongy Moth
This pest has already established itself in the Green Bay area. Find out what can be done to control this insect.
Oak Wilt
Learn the appropriate time
to prune oak trees and when you should not, to prevent the spread of this
disease.