Urophora solstitialis (L.)

Plant species attacked: Nodding thistle | Plumeless thistle
Biocontrol Agent Type: Seed feeding fly
Country of Origin: The populations released in BC originated in Austria
First Released in BC: 1991
Click on image to view larger photo: Urophora solstitialis female
There are no positive monitoring and/or dispersal locations in BC on Nodding or Plumeless thistle
This biocontrol species is currently not available for distribution
View the in-depth Urophora solstitialis information page here