Larinus obtusus Gyll.

Plant species attacked: Diffuse knapweed | Meadow knapweed | Spotted knapweed
Biocontrol Agent Type: Seed feeding beetle (weevil)
Country of Origin: The populations released in BC orginated in Romania
First Released in BC: 1993
Click on image to view larger photo: Larinus obtusus larva
 
Positive monitoring and/or dispersal locations in BC on Diffuse, Spotted, and Meadow knapweeds:
(click image to view larger map)
Established Larinus obtusus on Diffuse knapweed locations Established Larinus obtusus on Spotted knapweed locations Established Larinus obtusus on Meadow knapweed locations
Download Field Guide: Operational Field Guide - Larinus obtusus
 
View the in-depth Larinus obtusus information page here