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Where to put silverfish traps

Updated: 21 October 2026

The traps are in your hand, or they arrive tomorrow, and you want them on the route the insect already uses. Where to put silverfish traps is an edge question: skirting, pipe gap, the back of a cupboard, not the middle of the floor. Fold the card before the glue is bare, or you will stick the station to itself and learn nothing. An empty trap after three days is not a verdict. This is the method for the whole home. Packs and prices sit on the [Silverfish trap](/hub/traps/silverfish-trap) comparison, captured on amazon.co.uk on 19 October 2026. Peter F. checked those listings. No pack here was lab-tested. A qualifying Amazon purchase can earn a commission at no extra cost to you.

The traps are in your hand, or they arrive tomorrow, and you want them on the route the insect already uses.

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Place traps on the edges

Silverfish walk walls and gaps. Plant & Pest, a UK retailer writing for households, puts stations on skirtings, at pipe entries, behind the toilet and in the airing cupboard, and tells you to keep them out of the centre of the room. A trap in the middle of a bathroom floor is easy to kick and easy for the insect to ignore. Start where you actually saw one: the corner by the bath panel, the gap under the kitchen plinth, the skirting behind a bookcase. There is no universal count for a UK flat. Plant & Pest says you begin where the insects were seen. Russell IPM’s one station per 25 square metres is the instruction for its Silvercheck product, not a rule for these packs. If the spot is wet, or the extractor never runs, move to the silverfish trap bathroom page before you soak a cardboard station and call it a placement failure.

Keep the glue off a mouse route

Keep the glue off routes a mouse uses, and off anywhere a child or a pet can lie down. In England the Glue Traps (Offences) Act 2022 is about rodents: setting a glue trap so a rodent is likely to be caught is an offence unless a licensed controller holds a glue-trap licence. An insect station is not a mouse board. The word silverfish does not rescue an open pad that can hold a mouse. Wales and Scotland have their own rules on vertebrate glue traps.

Fold it before you expose the glue

The failure reviewers repeat is assembly, not the brand name on the box. Super Ninja’s shared reviews, 3.4 from 1,380 on both the 4-pack and the 10-pack, describe flimsy card and slots that do not hold. People peel the release paper first, touch the glue, and stick the trap to itself. Leave the film on, fold or clip the station, then expose the adhesive. Poor instructions are part of that file, so the order matters more than the diagram. Veddelholzer’s strips are meant to be torn down. A UK reviewer made twelve traps from six strips, and other reviewers suspect the cardboard is too thick for a silverfish to climb. If the lip stands proud of the glue, the insect can walk the skirting and never step up. Press the station flat against the edge you chose. A curved bottom, which also appears in those reviews, leaves a gap. ENTOEND’s plastic stations are a different fold: bait tablet in the centre, lid shut, single hole facing up. Date the day you set them. Replace a trap when it is dusty, full, wet, or at the life the listing claims, which is up to 3 months on several cardboard packs and up to four weeks in damp conditions on the ENTOEND listing. Both lines are seller claims. If you want the pack that matches a dry loft rather than a steamy bath, the best silverfish trap UK page names who should skip each one.

What a catch, or no catch, is telling you

Read the station as a sample of that edge. PestBuddy’s rule of thumb, which is not a law, is that an empty trap in the middle of the room means little: move it to the skirting and give it a week or two. Several well-sited traps that stay empty for two or three weeks is closer to an all-clear, and you should still look at the room rather than declare the house finished. A pad of spiders, moths or beetles is a non-target catch, and it is common in this set. DBUG reviewers report beetles and moths after about three months with no silverfish, and a large silverfish that walked past while smaller ones were caught. Spiders also eat silverfish, so a trap full of spiders is not a pure win. If you are still seeing the silver insect at night on a different wall, move a station to that wall instead of adding ten more in the same corner. Stop and change the question when the pattern does not match a single damp corner. Insects in dry rooms, damaged paper, or catches that rise after you have ventilated and replaced the traps are reasons to look at species and at a professional, not at another multipack. The silverfish or paperfish page is that next step. Good Housekeeping UK, quoting a pest controller, makes the same limit in plain language: traps monitor more than they solve.

Common questions

Skirting or the middle of the floor?
The skirting, a pipe gap, or the back of a cupboard. Silverfish travel edges, and a trap in the middle of the floor is the placement PestBuddy says tells you little. Put two or three stations where you saw the insect, flat to the wall, and leave the centre clear. You can still check them without moving furniture across the room.
Can the trap go under the bath?
Yes, if the void stays dry and you can pull the trap out to read it. Plant & Pest allows under-bath spots on that condition and tells you not to wet cardboard. A station lost behind a panel is not a monitor, and a wet card stops working. If the panel is damp or you cannot reach past the pipe, use the skirting outside the splash zone instead.
How many traps should I start with?
Start with a few on the edges where you saw activity, not a grid copied from a museum. There is no single number for a UK flat. Russell IPM’s one-per-25-square-metres line is the instruction for Silvercheck, a professional station that is not one of these ASINs. Two or three in the room that has the insects is a fair first week.
When do I replace them?
When they are full, dusty, wet, or at the seller’s claimed life, whichever comes first. Several cardboard listings say up to three months. ENTOEND says up to four weeks in damp conditions. Russell IPM says 6 to 8 weeks for Silvercheck, and that clock is not yours unless you bought Silvercheck. Write the date on the skirting side in pencil.
I caught nothing. Is the trap useless?
Not from three empty days, and not if it sat in the middle of the floor. Move it to the skirting and give it a week or two, which is PestBuddy’s rule of thumb. Super Ninja reviews include both an overnight-style delay of more than two weeks and genuine misses over about ten days, so an empty station is information.
Why did the trap stick to itself?
The release paper came off before the card was folded. Super Ninja reviewers describe this often: glue on the fingers, tabs that fail, and a station wasted on the worktop. Fold or clip first, then peel. Veddelholzer strips have the same risk if you tear them after the adhesive is bare. A ruined trap cannot tell you anything about the room.

Related pages

Sources

Public UK sources used for the legal and safety limits. Listing prices, stars and review counts are the amazon.co.uk figures saved for this set, shelf date 19 October 2026.

  1. BPCA: silverfish can point to damp (retrieved 19 October 2026)
  2. BPCA: control silverfish professionally (retrieved 19 October 2026)
  3. Glue Traps (Offences) Act 2022 (retrieved 19 October 2026)
  4. GOV.UK: Glue trap licences (retrieved 19 October 2026)
  5. Agriculture (Wales) Act 2023, section 46 (retrieved 19 October 2026)
  6. Wildlife Management and Muirburn (Scotland) Act 2024, section 1 (retrieved 19 October 2026)
  7. HSE: regulated biocides (retrieved 19 October 2026)
  8. English Heritage fact file 8: silverfish and grey silverfish (retrieved 19 October 2026)