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you are here: Home >> Common Pests (Larder Beetle)

Larder Beetle (Dermestes lardarius)

Larder Beetle are often found in meat processing factories, warehouses, butchers, bakeries and any retail shop that contain animal products. They can also be found in houses. They are commonly found in buildings, which have a problem with poor hygiene or poor housekeeping. Build up of organic debris under fridges and fixtures, which are hard to move, are favourable conditions. The adult can lay up to 800 eggs, which hatch approximately 7 days later. The larvae moults 5 to 6 times and are fully grown in 6 to 8 weeks. They burrow into wood to pupate, which takes up to 4 weeks. The adults will live for up to 3 months.

• Inside: Generally seen inside storage cupboards/packaging or generally crawling around the floor areas where debris has built up.

Life Cycle

• Complete Metamorphosis: Egg followed by Laval stage changing to Pupae stage before emerging as an Adult.
• Eggs: up to 800 eggs in total. 2mm long cream in colour.
• Larvae: are 10-15mm long, brown in colour, with golden hairs on their abdomen.
• Pupa: Hatches in approx 2-4 weeks.
• Size: Adult 7-9mm
• Colour: Black with cream spotted band in middle.

If you're a resident of Norwich, Norfolk and need assistance for the treatment of larder beetle infestations please call Advanced Pest Control on 01603 744556, or request a call back.