Patented all-natural organic formula repels by taste and odor, not offensive to humans. Contains oil of black pepper, peperine and capsaicin Effectively repels groundhogs, skunks, dogs, cats, squirrels, raccoons, chipmunks and other nuisance animals Unique rain-resistant, OMRI Listed, animal repellent protects up to 300 square feet and provides up to 30 days of protection Critter Ridder canister features an adjustable shaker spout to make repellent application easier Ideal outdoor use: gardens, lawns, and landscaped areas. Indoor Use: basements, cellars, and storage Havahart Critter Ridder 5 lb. Animal Repellent repels skunks, groundhogs (woodchucks), dogs, cats, and squirrels. Also a very effective raccoon repellent - keeps them from garbage cans! Havahart Critter Ridder animal repellent contains the scent and taste deterrent ingredients of oil of black pepper, piperine and capsaicin. These active ingredients irritate animals when they touch or taste the product. This patented, effective animal repellent is both OMRI listed and compliant for use in organic gardening. Effectively repels skunks, groundhogs, dogs, cats, squirrels and raccoons from treated areas for up to 30 days! The competition requires more frequent application. The Critter Ridder animal repellent granular shaker canister is perfect for perimeter protection. Sprinkle your lawn, garden path and flower bed or spot-treat ground around other problem areas such as garbage bags, ornamental plants, trees or shrubs. It can also be used indoors – ideal for use in potted plants and non-living areas such as basements, cellars, storage areas, sheds and barns. An easy-to-use, effective and economical animal repellent.