Snake Shield effectively repels snakes from areas around houses, cabins, garages, woodpiles, trash cans, flower beds and more. This product may also be used around the periphery of gardens. The repellent granules create an effective barrier snakes will not want to cross. Snakes are naturally cautious animals that are extremely sensitive to chemical signals in their environment. The strong scent of the repellent naturally causes snakes to leave the area.To apply, lightly sprinkle Havahart Snake Shield around or next to the area you want to protect in a band about 8 in wide. This long-lasting formula is effective immediately and is safe for use around people, pets, and plants when used as directed. For the best results, apply the granules in an unbroke line around the perimeter of areas you want to protect.