WSU Extension

Hortsense

Parasitic Wasps
 
Chalcid wasps 
Encyrtid wasps 
Ichneumonid and braconid wasps 

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.