Widespread in North America and Europe (BugGuide).
Compare G. albertae, which we've not found to be verified in Maryland.
Feeds on Yarrow and possibly Tansy (BugGuide).
There are 10 records in the project database.
GA | AL | WA | FR | CL | MO | HO | BA | BC | HA | CE | PG | AA | CV | CH | SM | KE | QA | CN | TA | DO | WI | SO | WO |