Pale western cutworm


  • Adult: Moth that is gray or tan, ¾" long with a wingspan of 13⁄8". Undersides of wings are white.
  • Larvae: Grayish-yellow in color, with a distinct white stripe down the back. Grow to about 1¼" long. Head is yellow-brown with black dashes that form an inverted "V."
  • Eggs: Up to 300 are laid in the upper 2" of cultivated soil in the early fall. 

Timing of damage: Summer, especially after a dry spring

Type of damage: Severs the stem just below the soil surface.

Scouting: Dig and sort through soil from a foot of row and count the number of larvae per row foot. Take samples from several locations and scout early.

Economic threshold: Two or more larvae per row foot.

Similar Pests

Ask an Agronomist

The material and content contained in the Greenbook label database is for general use information only. Agworld and Greenbook do not provide any guarantee or assurance that the information obtained through this service is accurate, current or correct, and are therefore not liable for any loss resulting, directly or indirectly, from reliance upon this service. This label database does not replace the official manufacture issued label. Users of this database must read and follow the actual product label affixed to the container before use of the product.