Behaviour
How I Finally Saved My Sofa from My Cat's Scratching
The sofa cost eight hundred pounds.
I mention this not for sympathy — though it is gratefully received — but because it took a genuinely expensive mistake for me to take the scratching problem seriously.
Pickles had been scratching the corner of it since the day we got it. I tried telling her off. I tried sprays. I tried covering the corner with a throw. Within three months, the fabric was shredded.
The scratching post I had bought her, meanwhile, sat untouched in the corner of the room.
Why cats scratch in the first place
Cats scratch for several reasons, and it helps to understand them before you try to redirect the behaviour.
They scratch to shed the outer layer of their claws, keeping them sharp and healthy. They scratch to stretch their muscles — a full body stretch while dragging their claws down something is deeply satisfying for them. They also scratch to mark territory, leaving both a visual mark and a scent from glands in their paws.
None of this is misbehaviour. It is just cat biology, pointed at your furniture.
Why my scratching post was ignored
This was the key question. I had bought a post. It existed. Pickles had completely ignored it for months while systematically destroying the sofa.
The answer turned out to be height. The post I bought was roughly forty centimetres tall. Pickles, when she stretched to full height, is considerably taller than that. She could not get a proper full-body stretch on it, so it was useless to her.
The general rule is that a scratching post should be tall enough for your cat to fully extend — typically at least ninety centimetres for an adult cat, sometimes more for large breeds.
If you are not sure how your cat's size compares, the cat size calculator can help you understand their frame — useful when working out what scratching post height will actually suit them.
What I changed
I replaced the post with a tall sisal-covered one that was stable and high enough for a proper stretch. I put it right next to the sofa — not across the room — because cats tend to scratch near where they sleep and near places that smell of them.
I covered the sofa corner with double-sided tape temporarily to make that surface less appealing.
When Pickles used the new post, I made a point of positive reinforcement — a treat, or just enthusiastic praise, which she tolerates grudgingly.
What actually made the difference
Placement was the real answer. The scratching post I had bought was in the wrong place. Cats scratch where they already feel comfortable and where they want to mark territory. Putting the post near where they sleep and near existing scratch spots — not hidden in a corner — is what gets it used.
Within a couple of weeks of moving the post, Pickles was using it consistently. The sofa corner, once the tape came off, was left alone.
The sofa is still ruined. But at least I know how to protect the next one.