Make Homemade Cat Repellent A simple spray made of a few drops of rosemary essential oil and water is often enough to keep cats away. The spray can be used outdoors, and is safe enough to use on carpet or upholstery.
3 Ways to Make Homemade Cat Repellent - wikiHow Finally some ideas that sound like they may work. I'll over look the fact that one says to use a heaping cup of water. How do you heap extra water in there?
DIY Cat Repellent Spray: 3 All-Natural Recipes That Are Safe for Indoor & Outdoor Cats