Tomato Hornworm In The Home Garden



  • Hornworms are among the largest caterpillars in Minnesota and can measure up to four inches in length.
  • Small tomato hornworms are yellow to white in color with no markings.
  • Large caterpillars develop eight white, V-shaped marks on each side.
  • Tomato hornworms have a black projection or “horn” on the last abdominal segment.

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