Snake Stopper Snake Repellent by Bonide helps to naturally deter snakes from your yard and garden. Natural ingredients trigger escape and avoidance behavior in pests by producing a strong smell and taste that acts as an irritant. This product deters pests without causing them any harm. When used as directed, this product is safe for use around people and pets. Snake Stopper arrives conveniently ready to use so you can control pests right away. To use, simply spread the dust in the affected areas you wish to treat.