Do Cockroaches Eat Wood?

Cockroaches are notorious for being able to survive in almost any environment and consuming a wide variety of foods. While we know they enjoy feasting on leftover food scraps and grease, what about other materials like wood? In this article, we’ll explore the truth about cockroach diets and whether or not they eat wood.

What Do Cockroaches Typically Eat?

Cockroaches are known to be scavengers and will eat almost anything that is organic. They are especially attracted to sugary and starchy foods, such as leftover bread, grains, fruits, and vegetables. Cockroaches also have a taste for grease and meat, making them common in areas like kitchens and garbage disposal areas.

Do Cockroaches Eat Wood?

While cockroaches do not typically feed on wood, they are known to chew on it. This behavior is often seen when they are seeking out a suitable nesting site. Cockroaches will chew on wood, cardboard, and other similar materials to create a cozy and secluded hiding place for themselves.

What Types of Wood Do Cockroaches Chew On?

Cockroaches are more likely to chew on softer types of wood, such as particleboard or plywood, rather than harder woods like oak or maple. These materials are easier for cockroaches to chew through and manipulate to create nesting areas.

Do Cockroaches Cause Damage to Wood?

While cockroaches may chew on wood, they do not typically cause significant damage to the material. Their chewing may leave behind small holes or scratches, but this is usually cosmetic and does not impact the structural integrity of the wood.

How to Prevent Cockroaches from Chewing on Wood?

If you are concerned about cockroaches chewing on wood in your home or business, there are several steps you can take to prevent this behavior. Firstly, ensure that any wooden structures or furniture are treated with sealant or varnish. This will make the wood less attractive for cockroaches to chew on.

Additionally, it is important to keep your space clean and free of food scraps and debris that may attract cockroaches. Regular pest control measures can also help to keep cockroach populations under control and prevent nesting.


While cockroaches do not typically eat wood, they are known to chew on it when creating nesting areas. However, their chewing is unlikely to cause significant damage to the material. By taking preventative measures and keeping your space clean, you can help to discourage cockroaches from chewing on wood and nesting in your home or business.

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