Pest Away Tips

5 Common Beetles in Your Home: Identification and Prevention Guide

Beetles in the House: A Guide to Identification and Prevention

There’s nothing more unnerving than finding pests in your home. Not only do they take away the comfort and coziness of our personal space, but they can also be a threat to our health and wellbeing.

Among the many species of household pests, beetles are one of the most common. In this article, we will explore some of the most common types of beetles found in the house and provide you with the knowledge you need to identify and prevent them.

Drugstore beetle

First on our list is the Drugstore beetle, also known as the biscuit beetle or the stored product pest. This small beetle is cylindrical in shape with a brown to reddish-brown color.

They have antennae with a 3-segmented club and are approximately 2 to 3.5 mm in length. The creamy white larvae of the

Drugstore beetle are C-shaped and can grow up to 5 mm long.

These beetles are called Drugstore beetles because they are attracted to pharmaceutical drugs, which are commonly found in household pantries. Their diet also includes food products such as cereals, spices, flour, and dried fruits.

The infestation of Drugstore beetles can cause significant damage to stored products, and if not addressed, they can quickly spread throughout the house. To eliminate an infestation of Drugstore beetles, it is recommended to dispose of all contaminated food products.

Fumigation may also be necessary in extreme cases. To prevent an infestation, store your food products in airtight containers made of plastic, metal, or glass.

Regularly inspect your pantry for signs of infestation and discard any expired or compromised food products.

Larder beetle

The next type of beetle we will discuss is the

Larder beetle. These beetles are household pests that are attracted to high-protein materials such as animal skin, furs, and feathers.

They can grow up to 12mm in length and have a black body with a yellow band along the edge of their wings. The shape of their body is similar to that of a shield.

The larvae of the

Larder beetle are densely covered with bristle-like hairs and can grow up to 13mm long. These larvae feed on the same high-protein materials as the adult beetles, but can also eat pet food.

To eliminate an infestation of

Larder beetles, it is important to dispose of any contaminated materials. Vacuuming and dusting are also effective methods of control, as they can remove any eggs or larvae that may be hidden in cracks and crevices.

To prevent an infestation, store your high-protein materials in airtight containers and frequently inspect your home for signs of infestation.

Lesser grain borer


Lesser grain borer is a type of beetle that is commonly found in stored grains, such as rice, wheat, and corn. As its name suggests, these beetles are small in size, only growing up to 3mm long.

They are reddish-brown in color and have cylindrical bodies. The

Lesser grain borer can cause significant damage to stored grains, leading to loss of harvest and economic damage.

To control an infestation of

Lesser grain borers, it is recommended to fumigate any contaminated grains or dispose of them completely. The use of Diatomaceous Earth, a natural insecticide, may also be effective in controlling an infestation.

To prevent an infestation of

Lesser grain borers, store your grains in airtight containers and regularly inspect them for signs of infestation. It is also recommended to clean and sanitize your storage areas regularly to reduce the risk of infestation.

Stag beetle


Stag beetle is a beneficial insect that is attracted to decaying wood and organic matter. They are large in size and can grow up to 8cm in length.

The most common species of

Stag beetle is the Giant

Stag beetle, which is found in woodlands throughout Europe.

Stag beetles are nocturnal and are attracted to light. While they do not pose a threat to humans, they may be mistaken for pests due to their large size and nocturnal activity.

To prevent an infestation of

Stag beetles, it is recommended to avoid leaving outdoor lights on overnight and to restrict access to decaying wood and organic matter.

Stink bug

The Brown marmorated stink bug is a common nuisance pest that is attracted to shelter and crops. They are often found in large numbers, particularly in the autumn months.

Stink bugs emit a foul odor when threatened, which is why they are known as stink bugs. To eliminate an infestation of stink bugs, it is recommended to use chemical insecticides or remove them manually.

Prevention measures include sealing all cracks and gaps in windows, doors, and walls to reduce the risk of entry. In conclusion, identifying and preventing beetle infestations in the home is crucial for maintaining a healthy living environment.

By following the tips and techniques outlined in this article, you can effectively control and prevent beetle infestations, keeping your home safe and comfortable. In conclusion, the different types of beetles that can infest our homes can cause damage to stored products and high-protein materials, as well as crops and grains.

They can also be a nuisance and threat to our health and wellbeing. With the knowledge gained from this article, you can now identify the different types of beetles found in homes, their behaviors, and appropriate elimination and prevention measures for each one.

By being vigilant with regular inspections and implementation of prevention measures, homeowners can protect their homes from beetle infestations and ensure a comfortable and safe living environment.

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