Someone asked the question about using Feline Pine for poopboxes. We have used it for over a year with great success. It doesn't seem to harm the fuzzzies, but is biodegradeable, and works great in my garden for certain plants. Hope this helps CJ Ladybug & KoKo " Why use a box when there is a perfectly good corner available?" & YumYum "Oh please, can't you hit anything?" [Posted in FML issue 1876]