Before you drape autumn throws over beds and sofas, inspect each one in a bright, separate spot. Open one storage container at a time, check seams, folds and labels, and keep anything suspicious away from clean textiles. Ten careful minutes now can stop a small clothes moth problem travelling around the room.
This is not about panicking over every small moth. The aim is to give stored layers a sensible checkpoint before they rejoin the home. A new Which? guide to clothes moths, published on 12 August 2026, notes that warm conditions can speed their life cycle and make activity more noticeable. Early September is therefore a useful moment to look closely at textiles that have spent summer undisturbed.
Why check throws before autumn use?
Adult clothes moths are the visible clue, but their larvae cause the fabric damage. The British Pest Control Association says the larvae can feed on natural fibres and that wool, cashmere and silk are particularly vulnerable.
Stored throws suit a simple inspection because they have folds, edges and quiet contact points that are easy to overlook. Checking them away from your bed, sofa and cushion covers gives you time to decide what needs cleaning without mixing everything together first.
How to check autumn throws for clothes moths
- Choose a bright inspection area. Use a clear table, bench or clean floor beside a window. Keep the bed and sofa out of the process until the throw has passed your check.
- Open one box or bag at a time. This keeps the task controlled and makes it easier to trace where a suspicious item came from.
- Unfold the throw completely. Work slowly along hems, fringes, seams and any stitched labels. Turn thick folds inside out and check both faces.
- Look at the storage container too. Inspect its corners, lid groove and the shelf or cupboard where it sat. A clean throw does not rule out activity nearby.
- Sort into clear and uncertain groups. Do not place an uncertain piece on top of a textile that has already passed.
English Heritage's clothes moth guidance specifically recommends checking crevices, creases, folds and the areas behind labels. That close inspection is more useful than a quick shake at the wardrobe door.
What signs should you look for?
Do not treat one worn thread as proof. Instead, look for a combination of signs: small irregular holes or thinning patches, silky webbing, grain-like cases, tiny larvae, or loose fibrous debris in a quiet fold. Check nearby upholstered seams and carpet edges if the storage box sat beside them.
A flying adult moth is a reason to investigate, not evidence that every textile is damaged. Pheromone traps can help monitor adult moth activity, but Which? cautions that traps do not remove eggs and larvae on their own. The useful work still begins with locating and checking the textiles and storage area.
What should you do if a throw looks clear?
First, read the care label. If the throw has been stored clean and dry, smells fresh and shows no suspicious signs, it can return to use. If it needs refreshing, follow the labelled washing or cleaning instructions and let it dry fully before folding or styling it.
That care-label rule matters because throws vary widely in fibre and construction. A setting that suits a cotton layer may damage wool, faux fur or a delicate finish. The same patient approach used when you prepare outdoor cushions for storage works in reverse here: identify the material, clean appropriately and do not put damp fabric into a closed space.
What should you do if you find a suspicious sign?
Keep the item separate. Place it in a clean, sealed bag or lidded container while you inspect the other pieces that shared its storage space. Photograph the signs if identification is unclear, then use the care label and recognised pest guidance to choose the next step.
Avoid guessing at a hot wash, household chemical or essential-oil cure. Heat can damage some fabrics, and natural repellents do not kill larvae. BPCA advises professional pest control for persistent or larger infestations, particularly when several areas are affected or valuable textiles are involved.
Reset the storage spot before putting anything back
Once the cupboard or box is empty, vacuum shelf edges, floor junctions and other quiet crevices. English Heritage advises emptying the vacuum contents into a sealed bag and putting it in an outside bin after the clean. Wipe the hard surfaces as appropriate and allow the space to dry.
Only return textiles that are clean, completely dry and checked. For pieces that will remain packed away, use a clean container with a tight lid. Make a small note of the inspection month so you know when the contents were last disturbed.
Bring cosy layers back without crowding the room
Once your stored pieces are clear, return only the layers you are likely to use first. One throw on the sofa and one near the bed often feels more useful than a stack that hides crumbs, dust and early signs of wear. If you need a fresh layer, browse throws and blankets only after checking what you already own.
For a flexible bedroom, the same approach pairs neatly with our guide to layering a bed for changeable nights. If anything has been washed, use the ventilation and separation ideas in our indoor laundry drying-room guide so it is fully dry before it goes back into a cupboard.
Start with the storage box you will open first this week. Inspect one throw, clean the empty shelf, and only then return the layer to the room. It is a small autumn job with a clear finish line.