WSU Extension

Hortsense

Filbert
 
Disease
Bacterial blight 
Eastern filbert blight 
Powdery mildew 
Insect
Apple mealybug 
Brown marmorated stink bug 
Filbert aphid 
Filbert bud mite 
Filbert leafroller 
Filbertworm 
Lecanium scale 
Omnivorous leaftier 
Tent caterpillars 

WSU Extension Presents
Hortsense
        

Fact sheets outline IPM strategies including cultural, mechanical, biological, and chemical methods.

Pesticides listed in the fact sheets are examples of products that are legal for use in Washington.