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London Pest Control

Moth treatment in London

Adult clothes moths do not eat anything. Every hole in a jumper or a rug was made by a larva, somewhere dark and undisturbed.

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The problem

What you are dealing with

The common clothes moth is the species behind most textile damage in London homes. The adults are small, buff-coloured and avoid light — they tend to run or flutter rather than fly at a lamp, which is one way of telling them from the pantry moths that come out of a food cupboard. Adults have no functioning mouthparts and cause no damage at all. Their only role is to lay eggs.

The larvae feed on keratin, which means wool, cashmere, silk, felt, feather and fur, and they do it in the places least likely to be disturbed: under a wardrobe, beneath a bed, along the carpet edge behind furniture, inside a stored suit bag, in the fold of a rug that has not been lifted in years. The damage in an open, well-used room is usually minor; the damage under the furniture in the same room can be severe.

Pantry moths are an unrelated problem with the same name attached. They breed in dry stored food — flour, grain, cereal, rice, nuts, dried fruit, pet food and birdseed — and are usually introduced in a packet bought already infested. They fly readily and are drawn to light, and the fix is a thorough turnout of the cupboard rather than a textile treatment.

A technician inspecting exposed timber and the edge of a floor with a torch

Signs to look for

Signs of moths in a property

Moth problems are usually noticed at the point the damage is already done:

  • Small irregular holes in wool, cashmere or silk clothing, often on items that were stored rather than worn
  • Bare or thinning patches in a wool carpet or rug, concentrated under furniture and along edges
  • Fine silk webbing, silk tubes or a gritty deposit of frass in wardrobes, drawers or carpet pile
  • Small pale larvae, or their cases, in the pile of a rug or in the folds of stored clothing
  • Small buff moths running across a carpet or sitting on a wardrobe wall, rather than flying at lights
  • For pantry moths: moths flying out of a food cupboard, and webbing or clumping inside packets of flour, cereal or pet food

Why it needs doing properly

Why professional treatment may be needed

Killing the adults in the air changes nothing about the damage, because the adults are not feeding. Unless the larvae and eggs are reached where they actually are, the cycle continues and the next generation appears a few weeks later.

Finding where the larvae are is the part that needs doing properly. It means lifting and looking under the things that never move, checking carpet edges and gripper rods, and going through stored textiles item by item. A treatment applied to the open floor of a bedroom is largely wasted effort.

Species identification matters too. Clothes moth and carpet beetle damage are routinely confused, and pantry moths need a completely different response from either. Treating the wrong one costs a visit and leaves the real problem running.

What the inspection involves

  • We confirm the species, separating clothes moths from pantry moths and from carpet beetle, since all three are commonly reported as "moths".
  • We check wardrobes, drawers, stored textiles, suit bags and anything put away for a season, because stored items are where the worst damage usually is.
  • We look at carpet edges, gripper rods, beneath and behind furniture, under beds and beneath rugs — the undisturbed harbourage rather than the open floor.
  • Where pantry moths are involved we go through the dry goods cupboard, including pet food and birdseed, to find the packet the population came from.

How the treatment works

  • Treatment is directed at the harbourage: carpet perimeters and edges, beneath and behind furniture, and the interiors of wardrobes and storage where larvae have been found.
  • We ask that wardrobes and drawers are emptied and vacuumed before the visit, and that furniture can be moved where the edges need reaching.
  • Infested textiles are dealt with separately — laundering at a high temperature, professional cleaning, or freezing for items that cannot be washed. We will tell you which items are worth saving and which are not.
  • For pantry moths the answer is a full turnout of the cupboard and disposal of infested product, with treatment limited to the fabric of the cupboard rather than applied near food.
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Open 24 hours

Dealing with moths? Talk it through with us.

Call and describe what you have found. We will tell you what it is likely to be, what the inspection would involve and what happens next. The line is open 24 hours.

Open 24 hours · London and nearby areas

Preventing it happening again

Treatment deals with what is there now. These are the things that reduce the chance of it coming back.

  • Store wool, cashmere and silk clean — larvae are drawn to soiling, perspiration and food residue on fibres.
  • Keep out-of-season clothing in sealed containers or garment bags rather than loose in a wardrobe.
  • Vacuum carpet edges, under beds and beneath furniture regularly, and lift rugs periodically to check underneath.
  • Move heavy furniture from time to time so the carpet beneath is disturbed rather than left as permanent harbourage.
  • Decant dry goods, pet food and birdseed into sealed rigid containers, and check new packets before they go in the cupboard.

Moths in London properties

Period properties with wool carpet, fitted wardrobes and cupboards built into chimney breasts give clothes moths a great deal of undisturbed space to work in, and the problem tends to be worst in the rooms that are used least — spare bedrooms, box rooms and the corners of large reception rooms. Flats in converted houses can also share a problem between units through floor voids and common walls, and old bird nests in roof voids above top-floor flats act as a reservoir in the same way they do for carpet beetles.

EVO Pest Control works across London and nearby areas, in homes and in commercial premises, from 1 Fulham Palace Rd, London W6 8AB.

Areas we cover

Questions

Moths — common questions

If your question is not here, call and ask. It is a quick conversation and it usually saves a visit either way.

07886 109682
  • Because the adults you were killing do not eat. The damage is done by larvae feeding in places you are not looking — under furniture, along carpet edges, inside stored clothing. Until those are treated, the cycle carries on.