Hi Yield Garden, Pet and Livestock Dust is a versatile insect control product that repels and kills over 60 types of insects. Safe for use on listed vegetables up to one day before harvest, it controls Colorado potato beetles, loppers, beetles, and borers on plants. It also protects livestock by controlling horn flies, lice, and face flies on beef and dairy cattle and horses, and manages fleas, ticks, and lice on dogs. Not for use on cats.