Cystiphora sonchi (Bremi)

Plant species attacked: Perennial sow thistle
Biocontrol Agent Type: Leaf gall forming fly
Country of Origin: The populations released in BC originated in Austria
First Released in BC: 1984
There are no positive monitoring and/or dispersal locations in BC on Perennial sow thistle
View the in-depth Cystiphora sonchi information page here
This biocontrol agent is currently not available for distribution