Sawtooth Grain Beetle

Sawtooth Grain Beetle Identification and Control

Correct identification is an important first step in pest control.

sawtooth grain beetle on white background
Plodia interpunctella
How To Identify A Sawtooth Grain Beetle

Sawtooth grain beetles are a small brown beetle measuring only 1/10 inch (2.5mm) in length. The edges of the thorax have 6 saw-like projections on each side.

Why Are Sawtooth Grain Beetles Significant

Sawtooth grain beetles are a common pest indoors and attack cereal, dried fruits, breakfast cereals, sugar, chocolate, macaroni, flour, meal, bran, rolled oats, bird seed, and brown rice.

Need Help Controlling Sawtooth Grain Beetles?
Sawtooth grain beetle on a white background

Preferred Food Source

Any grain or processed grain product including oats; pet foods, seeds, dried fruits, rice grain meals, sugar, drugs, pasta, tobacco, and chocolate. 

Name :

Plodia interpunctella

Diet :

Grains/grain products, cereals, dried fruits, seeds, nuts, powdered milk, biscuits, chocolate, candy, spices, dry pet food, bird seed, etc.

Light :

Yes, they are attracted to light.

Tips & Tricks

Sawtooth grain beetle on a piece of grain

How To Get Rid Of Sawtooth Grain Beetles

  • Find all infested food and discard.
  • Vacuum and clean up any spilled food and grain.
  • Remove food from the area and apply residual insecticides to cracks and crevices in the infested areas.
Sawtooth grain beetle on a piece of grain

Where Do Sawtooth Grain Beetles Come From

One of the most common culprits in residential homes is birdseed. If you begin finding these beetles, try to locate any bags of birdseed and inspect them. Tens of thousand of beetles can come from a single large bag of birdseed.

Don’t let sawtooth grain beetles take over. Thorn can help.

Fill out the form below to contact us so we can help eliminate sawtooth grain beetles fast.

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How To Control


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Thorn's Approach

We take a scientific approach to Argentine ant control. We start with an inspection and assessment to help us identify the ants, locate where they are, and create a specific plan for your property. Every home and business is different and requires a unique strategy.


Our Approach to Pest Control

Proper pest management starts with a detailed inspection and assessment from an expert pest professional before treatment. Thorn Pest Solutions uses a three-step process rooted in science to eliminate pests with long-term results.

Driven By Science. Lead By Service.

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Assess Situation

First, we identify the root problem(s) with a site assessment. Pests are almost always an indicator of an environmental condition. This will determine the best actions to provide short and your long-term results against pests.

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Execute Action Plan

Next, we develop a plan to fix the problems we discovered. This includes solving current pest issues, eliminating conducive conditions, and monitoring for future pest activity. Good pest management starts with a good plan.

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Track Success

Lastly, we implement the solutions we developed including inspection, monitoring, and preventing future pest infestations. Good pest control requires a good offense and not just defense. Prevention is key.

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