Taking an environmentally sensitive approach to pest management


Missouri Pest Monitoring Network
European Corn Borer I.D.

European Corn Borer wings spread

Identification of moth
(stage attracted to and captured in traps)

  • Wingspan of 0.75 to 1 inch; female moth is larger than male moth
  • Several dark zigzag markings across the wings
  • Female moths (left): thicker body, yellowish buff to light tan wings
  • Male moths: thinner body, darker tan-to-brown wings
European Corn Borer wings closed, male and female

Identification of larvae (damaging stage)

European Corn Borer larvae
  • Young larvae are initially dirty white; color may change to light tan or pinkish gray as larvae mature
  • Skin is smooth and free of hairs with numerous round dark spots scattered over top and sides
  • Head is dark brown to black
  • Four prolegs (3rd, 4th, 5th, 6th and 10th abdominal segments)
  • Maximum larvae length is one inch

diagram showing European Corn Borer, placement of head, true leg, proleg, thorax, and ten segments of abdomen
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REVISED: April 20, 2021