WSU Extension

Hortsense

Onions, Garlic
 
Disease
Basal rot 
Downy mildew 
Gray mold 
Neck rot 
White rot 
Insect
Onion maggot 
Onion thrips 

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.