Why your cat scratches the sofa, and what actually stops it

Almost everyone tries the same two things first: telling the cat off, and buying a scratching post. The telling off does nothing. The post gets ignored. The sofa keeps losing.

The reason is that scratching is not naughtiness. It is three separate jobs your cat needs doing, and a scratcher only works if it does those jobs better than your furniture does.

What scratching is actually for

• Claw maintenance. Scratching pulls away the worn outer sheath of the claw. It is grooming, not sharpening.
• A full-body stretch. Watch a cat scratch and you will see the whole spine and shoulders extend. It usually happens straight after a nap for exactly that reason.
• Marking. Cats have scent glands in their paws. Scratching leaves both a visible mark and a scent one. This is why they favour prominent spots — the arm of the sofa in the middle of the room, not the back corner.

None of those needs go away because you said no. The cat simply waits until you leave the room.

Three things decide whether a scratcher gets used

1. Where you put it

This matters more than everything else combined, and it is where most people go wrong. A scratcher in the spare room will not be used.

Put it directly next to the thing they are already scratching. Not across the room. Beside it, touching it if you can. Once they are reliably using it, you can move it a few inches at a time.

The other reliable spot is wherever they sleep, because the post-nap stretch is one of the most predictable scratching moments of the day.

2. Whether it matches how they scratch

Watch your cat before you buy anything.

• Stretching up a vertical surface — the door frame, the side of the sofa. They want a tall vertical post, and it needs to be taller than they are at full stretch.
• Scratching flat on the floor or carpet — they want a horizontal or angled pad.

Buying the wrong orientation is the second most common mistake after placement. A cat that scratches horizontally will walk past a vertical post for months.

3. Whether it holds still

A scratcher that slides across the floor or wobbles under load gets abandoned quickly, and reasonably so — the cat cannot get a proper pull against it. Weight and a wide base matter more than height.

Cardboard wears out. That is the point.

Corrugated cardboard is popular because the texture is close to what cats seek out naturally, and because it is cheap enough to replace without resentment.

It does shed. Small flakes gather around it and you will vacuum them up. That is not a fault, it is the material doing its job, and any listing implying otherwise is not being straight with you.

Our Cat Scratcher Lounge Box comes with five pads rather than one for this reason. When the top surface is shredded you turn the pad over, and when both sides are gone you drop in a fresh one. It is an angled and horizontal design, so it suits floor-scratchers rather than cats that stretch up doorframes.

We do not yet stock a tall vertical sisal post. If your cat is a doorframe stretcher, that is what you need, and we would rather say so than sell you the wrong shape.

A few things that help

• More than one. Cats mark in several places. One scratcher in a whole house is optimistic.
• Catnip on the new one for the first week, if your cat responds to it. Roughly a third of cats do not.
• Make the sofa dull. Double-sided tape or a throw over the corner they favour, temporarily, while the new scratcher earns its place.
• Keep claws trimmed if your cat tolerates it. It reduces the damage without removing the behaviour.

What we are not going to tell you

If scratching has started suddenly, increased sharply, or arrived alongside other changes in behaviour or toileting, that is worth raising with your vet rather than solving with furniture. Sudden changes in a cat's habits are information, and we are a shop, not a clinic.

And to be plain about one thing: declawing for non-medical reasons has been illegal in the UK since the Animal Welfare Act 2006, which made it an offence to interfere with an animal's sensitive tissues or bone structure other than for genuine medical treatment. It is amputation, not a nail trim. Nothing on this page is an alternative to it, because it should not be on the table in the first place.