Pest Guides

Mill Moth

Ephestia kuehniella


Image of Mill Moth [Ephestia kuehniella] | Ehrlich Pest Control
  • Adult — 1/4"—3/8" in length with a wing span 5/8"—3/4". Black zig zag pattern across the wings which are grey.
  • Larva — pinkish or greenish tinge depending on food eaten. Brown head. Lives within a silken tube.


  • 152 days at 17°C, 42 days at 30°C. Prolific silk spinner. Adults live about 2 weeks.


  • Rarely attacks commodities other than flour. Adults tend to rest during the day and fly at dusk.


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