The second part will cover outdoor repellents for keeping cats away from your garden, plants and yard. Use a plastic carpet on the furniture, to keep your furniture free from dust and prevent cats from using your furniture. Farmhouse Basic Collection Diatomaceous Earth natural Then, you will solve your issue and your cat will be happier, too. How to keep cats from scratching furniture home remedies . A home remedy spray can be used to keep your cat from scratching the furniture. They don’t like the textured surface and will probably keep off your couch, chair or tables that are roofed with plastic covers. You can also buy a cat repellant spray, trim your cat's nails, buy scratching posts, and hire a cat trainer if worst comes to worst. How to keep cats from scratching furniture home remedies. Though you shouldn’t try to stop your cat from scratching completely, there are some easy steps you can take to direct scratching away from furniture and carpets. Easy homemade so...