WESTERN FLOWER THRIPS, Frankliniella occidentalis (Pergande)
and ONION THRIPS, Thrips tabaci Lindeman
Description PictureDamage
  • slender, spindle-shaped insects
  • adults are unusually under 1/16 inch long
  • usually very active
  • four slender wings are fringed with hairs
  • larvae resemble adults without wings

  • Photo credit: W. L. Sterling, Department of Entomology, Texas A&M University
  • feed on plant tissue
  • rasp leaf surfaces and suck juices
  • heavily damaged plants appear silvery or gray
  • plants may be distorted especially seedlings