Using taste and scent deterrents, Critter Ridder® is the humane solution you need to keep animals away from areas you want to protect. This 2 lb shaker can contains granules that are made from a mixture of piperine, capsaicin and oil of black pepper. This combination provides repellent action against a number of animals including raccoons, groundhogs, skunks, chipmunks and squirrels. It is also for use against dogs and cats eager to do their business n places you don't want them to do it. Each treatment lasts about 30 days and you can use it outdoors as a perimeter treatment around gardens, on your lawn, inside trash cans and inside indoor spaces that aren't living areas, such as sheds and garages. Critter Ridder® is OMRI Listed and compliant for use in organic production. This Havahart® product has been third-party reviewed by the Organic Materials Review Institute.