Tree Diseases
You can find the Field Crop and Forage Pests and their Natural Enemies in Western Canada, Please contact Shelby at the administration office at 780-842-4454 for assistance.
![](/images/MDImages/asb/treepests/dutchelmdisease.jpg)
Dutch Elm Disease
- Dutch Elm Disease Cycle
- Signs and Symptoms of Dutch Elm Disease
- Dutch Elm Disease Prevention
- Society to Prevent Dutch Elm Disease
![](/images/MDImages/asb/treepests/fireblight.jpg)
Fireblight
Tree Pests Found in the M.D. of Wainwright
![](/images/MDImages/asb/treepests/blackknot.jpg)
Black Knot of Plum and Cherry
![](/images/MDImages/asb/treepests/cooleyspruce.jpg)
Cooley Spruce Gall Adelgid
![](/images/MDImages/asb/treepests/tentcaterpillar.jpg)
Forest Tent Caterpillar
![](/images/MDImages/asb/treepests/yellowheadedsprucesawfly.jpg)