Insects Feeding
on these Plants:
____________
Helianthus occidentalis (Western Sunflower) [Asteraceae]
(observations are from Charlet & Gavloski and Wilhelm & Rericha)
Coleoptera (Beetles)
Chrysomelidae: Metrioides convexa [breeds in the flowerheads, causes perforations of the ligules] WR2017; Curculionidae: Haplorhynchites aeneus (Sunflower Head-clipping Weevil) [female adults sever peduncles of flowerheads, causing them to droop, larvae feed within the flowerheads] WR2017
Lepidoptera (Butterflies, Skippers, & Moths)
Tortricidae: Suleima helianthana (Sunflower Bud Moth) [larvae feed in leaf axils, flower buds, & receptacles of flowerheads] CG2011