Pterolonche inspersa (Strg.)

Plant species attacked: Spotted knapweed | Diffuse knapweed
Biocontrol Agent Type: Root feeding moth
Country of Origin: The populations released in BC orginated in Hungary and Austria
First Released in BC: 1986
Click on image to view larger photo: Pterolonche inspersa larva Pterolonche inspersa moth
 
Positive monitoring and/or dispersal locations in BC on Diffuse and Spotted knapweed:
(click image to view larger map)
Established Pterolonche inspersa on Diffuse knapweed locations Established Pterolonche inspersa on Spotted knapweed locations
 
This biocontrol species is currently not available for distribution
View the in-depth Pterolonche inspersa information page here