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Carpet Beetles in Merton: Identification, Treatment and Prevention

Carpet beetles and carpet moths are frequently confused, but tracing the actual source matters because the fix for one won't touch the other - the same pattern holds near Morden, where comfortable 1930s semis and postwar housing spreading out from the town centre. Here is how to tell them apart and where to look in a Merton home.

Updated 17 September 2026 · Pest Control London 24

Carpet Beetle Control Merton: £180 first room / £60 additional room

Identifying the larva first

Bristly beetle larva on carpet

The carpet beetle larva is a stubby, bristly little grub, tapering at one end, and much slower-moving than a carpet moth larva; people often compare it to a tiny hairy carrot, just as near Mitcham, where suburban semis and terraces around Mitcham Common and the town centre. The mature beetle is compact, rounded and mottled in colour, and windowsills are the usual place to spot one heading for daylight, just as near Colliers Wood, where converted ex-industrial units and new-build flats alongside older terraced streets.

New-build flats around Colliers Wood and older semis

Small patterned beetle on carpet

New-build flats around Colliers Wood and older suburban semis alike see carpet beetle larvae in fitted carpets and textiles, whatever the age of the building, since the larvae are more concerned with food and undisturbed spells than when a property was built.

Where else to check

Besides carpets, look at stored woollens, feather-filled cushions and pillows, and the dusty undersides of furniture that rarely gets moved. It's worth checking skirting boards near an exterior wall closely, especially close to where a nest might sit above, as anyone near Raynes Park will recognise, where suburban semis and terraces around the station.

Tracing the source

A repeat problem rarely clears with carpet treatment alone if an old nest above is still supplying fresh beetles, as anyone near Wimbledon will recognise, where large Victorian houses and villas near the Common. Damage that persists after cleaning is worth investigating further, both the loft and eaves alongside the rooms below, as anyone near Wimbledon will recognise, where large Victorian houses and villas near the Common.

What to do before treatment

  • Vacuum thoroughly, including carpet edges, skirting boards and under furniture
  • Wash or dry-clean any affected woollens and feather-filled items
  • Remove dried flowers or old nests you can safely reach and dispose of them
  • Keep a note of which rooms and items are affected

Booking carpet beetle treatment in Merton

Carpet beetle treatment in Merton is priced at £180 for the first room and £60 for each additional room, and given that around Raynes Park, where suburban semis and terraces around the station, it is worth checking older rooms first before you book carpet beetle treatment and tell us which rooms show damage, with the rest on the Merton carpet beetle treatment page.

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