Confused Flour Beetle

Biology

The confused flour beetle get it’s name due to the confusion regarding it’s identification. This species of beetle is found in the northern states in the United States. They are reddish brown in color and although they have wings, have never been witnessed flying. Females on average lay 2-13 eggs each day within food sources. They hatch between 5-12 days later. The female can lay up to 300-600 eggs in her lifetime. The average lifespan for this type of beetle is normally 2-3 years.

Feeding Preferences

The confused flour beetle are often found in huge numbers in infested grains, feeding on broken grain, grain dust, and other  food items such as flour, cereals, rice, dried fruit, nuts, and beans.

Damage to food is caused  by the beetles feeding, but also by their dead bodies, feces, and odorous secretions. The beetles presence also causes the growth of mold.

Transmitted Diseases

The confused flour beetle does not transmit human diseases.

Habits

The confused flour beetle are one of the most common and most destructive insect pests for grain and other food products stored in silos, warehouses, grocery stores, farms, and structures.

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