CARROT WEEVILS, Listronotus oregonensis (LeConte)
and Hyperodes texana Stockton
Description PictureDamage
  • tannish-gray adults are about 1/4 inch long
  • larvae are white C-shaped grubs
  • eggs are laid on the leaf petioles or in the crown of the plant
  • several generations occur in a single season
  • about 5 weeks are needed for development from egg to adults
  • H. texana is a pest in south Texas






    • Photo credit: Extension Entomology, Department of Entomology, Texas A&M University

  • grubs feed on the exterior or burrow into carrots
  • damage usually occurs near the top of the carrot