Emily ParkerBy Emily Parker

Updated November 2026

Learning how to clean a cat tree takes about an hour and keeps the structure hygienic, odor-free and safe for your cat. You will remove loose fur and dust, deal with stains and odors on the carpeted or fabric surfaces, and refresh the sisal or scratching posts without soaking them. Work from top to bottom so debris does not land on areas you have already cleaned.

Before You Start

Pick a day when your cat is not hovering around the tree, since some cats will stay close and get stressed by the chemical smell or the vacuum. Move the cat to another room with food, water and a litter box. Check the tree’s material first. Carpet, sisal rope, faux fur and wood each respond differently to moisture and cleaners, and manufacturers often specify which cleaning methods are safe for their products.

Shopping for one? See our guide: 6 Best Cat Trees for Bigger Cats (2026).

Gather these supplies:

  • A vacuum with an upholstery or brush attachment
  • A lint roller or rubber glove for stubborn fur
  • Mild unscented dish soap and warm water
  • A spray bottle with a 1:1 white vinegar and water mix for odor spots
  • Two clean microfiber cloths
  • A stiff brush for sisal or rope posts

Step-by-Step: Dry Cleaning the Whole Tree

Start with dry cleaning, because it removes most of what makes a tree look and smell dirty. Vacuum the platforms, perches, and carpet from the top down. Use the brush attachment and go slowly along seams and the base where fur collects. Then run a lint roller or a damp rubber glove over the carpet to lift embedded hair. Finish by vacuuming the floor around the tree.

Spot-Cleaning Stains and Odors

For fresh stains, blot first with a dry cloth rather than rubbing, which pushes the mess deeper into the fibers. Mix a few drops of unscented dish soap into warm water, dampen a cloth with it, and dab the stain. Rinse with a second cloth dampened with plain water, then blot dry. For urine odor, spray the vinegar solution, let it sit for about 10 minutes, and blot. Test any cleaner on a hidden spot first and let the area air-dry completely before your cat returns. Trapped moisture can lead to mildew, so use a fan if the tree is in a humid room.

Refreshing Sisal and Scratching Posts

Sisal posts do not need soap. Brush them with a stiff brush to loosen shed fibers and dust, then wipe with a cloth lightly dampened with the vinegar solution. Let the post dry for several hours. If the rope is frayed or saturated with odor, replacing the wrap is often more practical than cleaning it. Owners often report that a cat’s interest returns once the post smells fresh again, so scrubbing is worth the effort.

  • Pet-hair upholstery vacuum attachment: A brush attachment lifts fur from carpet and crevices more effectively than a standard nozzle. View on Amazon
  • Enzymatic pet odor cleaner: Enzyme formulas break down the compounds that cause lingering smells, which vinegar alone may not fully remove. View on Amazon
  • Stiff wire pet brush: Useful for pulling shed fibers and debris from sisal rope before cleaning. View on Amazon

Common Mistakes

  • Using bleach or strong ammonia cleaners, which can irritate a cat’s respiratory system and leave residue that attracts sniffing.
  • Soaking carpet or sisal, which can cause mold and warp the base.
  • Leaving the tree wet, even slightly, before the cat uses it again.
  • Cleaning only the visible areas and ignoring the base, where urine and dander often collect.
  • Skipping a deep clean for months, which lets odors and oils build into the fabric.

FAQ

How often should I clean a cat tree?

A quick vacuum every one to two weeks keeps fur under control in most homes. A deeper spot-clean of stains and posts every month or two is usually enough unless you have multiple cats or an accident-prone pet.

Can I put a cat tree in the washing machine?

Usually not. Most trees are built from particleboard and glued parts that warp or fall apart when soaked. Remove any removable carpet covers only if the manufacturer says they are machine-washable.

Is vinegar safe to use around cats?

A diluted vinegar solution is generally considered low-risk for cats once the surface is fully dry. Avoid essential oils, which can be toxic to cats, and check with your veterinarian if your cat shows unusual symptoms after cleaning.

Conclusion

Cleaning a cat tree is a matter of dry-cleaning first, spot-treating stains with mild soap or diluted vinegar, and refreshing scratching surfaces with a brush. Let everything dry fully before your cat returns. A regular routine keeps the tree inviting and smelling clean for years.

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Emily Parker

About Emily Parker

Emily Parker is part of our editorial team and reviews and edits our cats guides, checking product details against manufacturer specifications and owner feedback.