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Appearance And Behavior

The đen ngòm carpet beetle (Attagenus unicolor) is the most frequently encountered and economically impactful carpet beetle in the US. This stored product pests’ common name refers to tướng its all-black coloration. Many people experience an allergic reaction to tướng carpet beetle larval hairs and blood. These beetles live all over the US, but they’re most common east of the Rockies and in northern states.

Black carpet beetles measure 1/8 to tướng 1/4 inches long and look either dark brown or đen ngòm. Their bodies are oval-shaped, and resemble shells. It’s difficult to tướng see an adult đen ngòm carpet beetles’ heads from above.

Black carpet beetle larvae are ¼ inches long, brown or reddish-brown, and “carrot-shaped.” Larvae appear to tướng have distinct body toàn thân segments and taper off, becoming thinner from head to tướng rear. A distinctive, long tuft of brown hair usually protrudes from the kết thúc of the larva’s rear. Larvae may also look as though they’re covered in spines or bristles.

Black carpet beetles undergo a complete metamorphosis, hatching from eggs and undergoing larval, pupae, and adult stages. It takes the beetles anywhere between 2 months to tướng 2 years to tướng complete this cycle, depending on environmental temperature.

Female đen ngòm carpet beetles lắc an average of 50 eggs at a time. These eggs hatch into larvae within six to tướng ten days. The beetles spend a majority of their lives as larvae, continuously eating and growing. đen ngòm carpet beetle larvae molt 5 to tướng 11 times and grow up to tướng half an inch. After growing sufficiently, larvae pupate for 6 to tướng 24 days. Upon emerging, adult đen ngòm carpet beetles only live long enough to tướng reproduce and lắc eggs. They tự not eat in the adult stage.

Black Carpet Beetle Control

Black carpet beetle larvae are general feeders. They frequently consume animal materials including hair, fur, feathers, hides, horns, carcasses, and dead insects. Larvae commonly infest bird, rodent, and insect nests. They’ll also feed on plant material such cereal, stored grain, nuts, seeds, cayenne peppers, and processed foods such as flour.

Larvae often chew small, irregular holes into fabrics and chew through hair on fur materials. They’re also capable of burrowing through some packaging materials to tướng infest stored food. Black carpet beetles will infest and feed on stored food continuously if you let them. The more they eat, the faster they can grow and molt. Upon reaching adulthood, đen ngòm carpet beetles seek mates and deposit eggs in dark, secluded places near good food sources. They may lắc their eggs on top of food sources lượt thích carpeting or stored food.

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Black Carpet Beetle Prevention


The key to tướng controlling đen ngòm carpet beetles is to tướng cut them off from their primary food sources. Start by looking for areas around your building that may contain the remains of overwintering pests lượt thích cluster flies, boxelder bugs, mice, or even birds. Clean up these areas as thoroughly as possible. Make sure you wear appropriate safety gear, especially if you’re dealing with dead pests.

If you find beetles, larvae, or frass, you should remove it using a vacuum cleaner. Throw out the vacuum bag when you’re finished. Protect areas and food sources that may appeal to tướng the beetles. Store food in airtight, hard plastic containers. Vacuum and clean carpet and fabric regularly. Clean up after every meal and don’t leave dishes sitting out. Eliminating their access to tướng food sources is the best way you can prevent Black carpet beetle infestation.

Black Carpet Beetle Process

First, a Plunkett’s technician will quickly remove all visible, accessible đen ngòm carpet beetle breeding sites. We’ll wipe out both the larvae currently infesting your home page and also any eggs that have yet to tướng hatch. Technicians also make insecticide, spot, crack and crevice, and structural void treatments to tướng keep beetles from sneaking back in. Our objective, as always, is to tướng wipe out your current infestation and prevent future infestations at the same time.‌

If you think you have a đen ngòm carpet beetle problem, don’t hesitate to contact Plunkett’s right away. We’re always ready to tướng wipe out stored product pests and help you feel happy in your home page again.

Control Process

Black Carpet Beetle Control With Plunkett's

At Plunkett’s, our goal is to tướng help you quickly, conveniently, and in the most cost-effective way. We make every effort to tướng be with you asap, usually within a day or two.

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Learn More

There are a good number of stored product pests that are particularly likely to tướng make pests of themselves around your home page. Some of the most common examples of stored product pests Plunkett’s encounters frequently include:

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