Publication reminds how to stop spread of Sudden Oak Death
Humans help spread the disease when they transport infected plants, plant parts or infested soil.
Why Does Your Tree Look Sick?
Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.
Use Caution When Irrigating Oaks and Madrones
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
How to collect a plant specimen for disease diagnosis
A guide for how to collect and where to get a sample analyzed for plant diseases.
Grapevine Trunk Diseases in Oregon
A summary of the main trunk diseases causing issues in Oregon and management methods.