Cat Scratching Furniture: Why They Do It & How to Stop It

By Sarah Bennett, Certified Animal Nutritionist

Key fact: Scratching is a completely normal and necessary cat behavior — it cannot and should not be eliminated. The goal is to redirect it to appropriate surfaces. With the right strategy, you can protect your furniture and keep your cat physically and mentally satisfied.

Your sofa looks like it survived a wilderness expedition. Your armchair arm is a fraying disaster. And your cat sits nearby looking entirely unrepentant. If this is your reality, you are far from alone — scratching is one of the most common behavioral complaints among cat owners. But before you reach for deterrents, it helps to understand exactly why cats scratch, because that understanding is the key to solving the problem permanently.

Why Cats Scratch: Five Biological Reasons

Scratching is not stubbornness or spite. It is a deeply instinctive, multifunctional behavior driven by real biological needs.

1. Claw maintenance. A cat's claw grows in layers, like an onion. The outermost layer becomes dull and dead over time. Scratching strips away this outer sheath, exposing the sharp, healthy claw beneath. You may have found these translucent claw husks near your cat's favorite scratching spot — this is perfectly normal.

2. Stretching and muscle conditioning. Watch closely the next time your cat scratches: they dig in, extend their front legs fully, and pull back against the surface. This is a full upper-body stretch that exercises the muscles and tendons of the shoulders, back, and forelegs. Cats often scratch immediately after waking up for precisely this reason.

3. Scent marking. Cats have sweat glands between their toe pads that release pheromones. Every scratch deposits an invisible chemical signature on the surface. This is territorial communication — your cat is marking their space.

4. Visual marking. The physical marks left on a surface serve as a visible territorial signal to other cats (and, whether they realize it or not, to their human housemates). Prominent, visible scratching locations are preferred for this reason.

5. Stress relief and emotional regulation. Scratching releases tension. Cats scratch more during periods of excitement, anxiety, or after stimulating experiences. It functions as a self-soothing outlet, similar to how humans might pace or tap when anxious.

Choosing the Right Scratching Post

Not all scratching posts are created equal, and many commercial options fail cats in critical ways. Here is what actually matters:

Material

Sisal rope or sisal fabric is the gold standard for most cats. The rough, fibrous texture catches the claw satisfyingly and shreds in a way cats find deeply appealing. It also holds up well over time.

Cardboard is a close second and is often preferred by cats who like horizontal scratching. Corrugated cardboard scratchers are inexpensive and many cats are immediately drawn to them without any encouragement needed.

Carpet is generally the worst option — it is too similar in texture to your actual carpets and rugs, sending a confusing message about what is and isn't fair game. Avoid it if possible.

Orientation: Vertical vs. Horizontal

Most cats prefer vertical scratching surfaces, but a significant minority prefer horizontal ones. If you are not sure which your cat prefers, observe where they currently scratch. Vertical scratcher preference usually correlates with scratching on sofas, door frames, and chair legs. Horizontal preference shows up as scratching on rugs, carpet, or flat surfaces.

Height and Stability

A vertical scratcher must be tall enough for your cat to fully extend — most cats need at least 60–70 cm (24–28 inches). Crucially, it must be stable. A post that wobbles when your cat leans into it will be abandoned immediately. Weighted bases or posts that mount to the wall are ideal for larger cats.

Placement: The Most Overlooked Factor

A scratching post placed in an inconvenient corner will be ignored. Cats scratch in prominent, social locations — and they scratch where they already are. Strategic placement is essential:

Next to the furniture they are currently scratching. Place a post directly adjacent to the sofa arm or chair leg they target. Gradually move it a few inches per day toward a preferred permanent location once the habit is established.
Near sleeping areas. Cats stretch and scratch upon waking. A scratcher next to their bed or favorite napping spot will get heavy use.
In social, high-traffic areas. Hallways, living rooms, and near doorways — cats want their marks to be noticed. A post tucked in a spare bedroom will be ignored.

Protect your furniture: Find a wide selection of cat scratching posts on Zooplus — sisal, cardboard, and multi-level cat trees.
View Scratching Posts on Zooplus →

How to Redirect Scratching from Furniture

Make Furniture Less Appealing

Double-sided tape (such as Sticky Paws) applied to the targeted surface is highly effective. Cats dislike the tacky sensation on their paws and will avoid the area. Remove it once the habit of using the post is established — usually after 2–4 weeks.

Aluminum foil temporarily placed over furniture surfaces works on the same principle — the crinkly texture is unpleasant underfoot.

Citrus sprays applied to furniture surfaces deter most cats, who dislike citrus scents. Reapply every few days. Test on an inconspicuous area first to avoid fabric damage.

Make the Scratching Post Irresistible

Sprinkle dried catnip on the base and top of the post. Rub a catnip toy along the sisal surface to transfer the scent. Never force your cat's paws onto the post — this creates a negative association and is counterproductive. Instead, use a wand toy to lure them near the post and let curiosity and catnip do the rest.

Supplemental Solutions

Nail Trimming

Regular nail trimming — every 2–3 weeks — reduces the damage scratching can do to furniture without preventing the behavior itself. Use cat-specific nail clippers and trim only the clear tip, well clear of the pink quick. If your cat is resistant, start by simply handling their paws daily until they are comfortable, then introduce the clippers gradually.

Soft Nail Caps

Soft Paws and similar vinyl nail caps glue over the existing claw and prevent damage to surfaces. They last approximately 4–6 weeks before falling off naturally as the claw grows. They are a reasonable option for cats that are difficult to redirect behaviorally, though they do need to be reapplied regularly.

What You Should Never Do: Declawing

Declawing (onychectomy) involves the surgical amputation of the last bone of each toe — it is not a nail trim. The procedure is banned or restricted in the United Kingdom, the European Union, Australia, and many other countries. Beyond the ethical concerns, declawing causes documented long-term problems: chronic pain, altered gait, increased biting behavior (the cat's only remaining defense), litter box avoidance (due to pain when digging), and elevated rates of anxiety and aggression. No behavioral scratching problem justifies this outcome when effective, humane alternatives exist.

Key Takeaways

Scratching serves five real biological purposes: claw maintenance, stretching, scent marking, visual marking, and stress relief.
Sisal is the best scratching material for most cats; cardboard is an excellent horizontal alternative.
The post must be tall enough for a full stretch (60–70 cm+) and completely stable.
Placement is critical — put posts next to the furniture already being scratched, near sleeping areas, and in social locations.
Use double-sided tape or citrus spray to deter furniture scratching while redirecting to the post.
Trim nails every 2–3 weeks to reduce damage; soft nail caps are a useful supplemental option.
Never declaw — it is a surgical amputation that causes lasting pain and behavioral problems.

References

Mengoli M, Mariti C, Cozzi A, Cestarollo E, Lafont-Lecuelle C, Pageat P, Gazzano A. Scratching behaviour and its features: a questionnaire-based study in an Italian sample of domestic cats. J Feline Med Surg. 2013;15(10):886-892. PMID: 23513028
Moesta A, Keys D, Crowell-Davis S. Survey of cat owners on features and maintenance of scratching posts and the use of synthetic facial pheromone. J Feline Med Surg. 2018;20(10):966-974. PMID: 29192527