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Confused Flour Beetle Identification and Control in Utah

Correct identification is an important first step in pest control.


The adult flour beetles are reddish-brown in color, flattened, and about 3/16 (3.5mm) long. The eyes of the confused flour beetle wrap around the sides of thew head from the top to the bottom.

Flour beetles are a common pest of flour. They are unable to feed on whole undamaged grain. They are a common pest in flour mills but are also brought into homes on cereal, flour, and dried pet food. From there they can infest the pantry.

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Where do they lay their eggs
Where do they lay their eggs

Female confused flour beetles lay their eggs in what ever food material they happen to be in. The eggs are white or colorless and are covered with a sticky substances which flour adheres to, making the eggs very difficult to find.


Tribolium confusum


Flour, processed grains, grains attacked by other insects, and pet food


No, confused flour beetles are not attracted to light.

Thorn Pest Services Tips for keeping confused flour beetles away

How To Get Rid Of Confused Flour Beetles
Pest control experts
  • Inspect and locate all infested food and discard or freeze for 6 days at 0 degrees Fahrenheit.

  • Remove food and perform crack and crevice treatments with residual insecticide.

  • Clean up all spilled food products and food storage shelves and storage areas.

Click here to learn more about stored product pest control.

Signs of Confused Flour Beetles
Pest control experts

Confused flour beetles make trails in dust which wander in different directions, giving the appearance that they are confused. This however is not how they received their name confused flour beetle. They received the name confused because the confused flour beetle is very similar to the red flour beetle and scientists confused the two species. In the northern United States we are more likely to encounter the confused flour beetle.

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