Flour Beetles: Identification, Habitat, Behavior, and Control

Flour beetles, scientifically known as Tribolium spp., are common pests that infest stored grains, including flour, cereals, and other dry food products. They belong to the family Tenebrionidae and are among the most economically significant insects in the food industry. This page provides detailed information on identifying Flour Beetles, their Latin name, and effective extermination techniques to control their infestations.

Flour Beetles

How to Identify Flour Beetles

Flour beetles are small, reddish-brown insects with an elongated, cylindrical body shape. There are two common species of flour beetles: the confused flour beetle (Tribolium confusum) and the red flour beetle (Tribolium castaneum). Here are some key features to identify them:

  • Confused Flour Beetle: It has antennae with a distinct club shape, and its wing covers have rows of small pits.
  • Red Flour Beetle: It also has club-shaped antennae, but its wing covers are smooth without pits.

Latin Name of Flour Beetles

The two most common species of Flour Beetles are:

  • Confused Flour Beetle (Tribolium confusum): This species is widely distributed and can infest various stored food products.
  • Red Flour Beetle (Tribolium castaneum) is a highly adaptable and cosmopolitan species found worldwide, infesting stored grains and cereals.

Extermination Techniques for Flour Beetles

Controlling Flour Beetle infestations requires a comprehensive approach, including prevention and extermination techniques. Here are some effective methods to eliminate Flour Beetles:

  • Inspection and Sanitation: Regularly inspect stored food products, discard infested items, and clean storage areas to remove food residues and potential breeding sites.
  • Temperature Control: Freezing or heating infested food products can help kill Flour Beetles and their eggs. Extreme cold (below 0°C) or heat (above 49°C) can be effective.
  • Insecticides: Use appropriate insecticides labeled for stored grain pests. Follow instructions carefully and apply them to infested areas or as preventive treatments in storage spaces.


If Flour Beetle infestations persist despite your efforts to control them, or if the infestation is extensive and causing significant damage, it is advisable to seek professional pest control services. Experts can assess the situation, implement targeted treatments, and provide recommendations for long-term prevention.

Get rid of Flour Beetles for good! Contact our professional pest control experts now to schedule an appointment and safeguard your pantry from these pesky pests.