Silphium Weevil

Coneflower Decapitations Commence

The sunflower headclipping weevil (Haplorhynchites aeneus) is a well-documented native pest across the Great Plains where they attack cultivated and wild sunflowers (Helianthus spp., family Asteraceae). The weevil reared its ugly snout in Ohio several years ago, but not as an agricultural pest.
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Joe Boggs