Liquid Fence Snake Repellent Granular, 2-Pound, 6-Pack REPELS SNAKES: Granules obstruct a snakes keen sense of taste and smell, deterring them from treated areas. FAST-ACTING: Goes to work immediately and helps curb snake activity for weeks. APPLY YEAR-ROUND: Shake granules around your garden, patio and backyard perimeter. SAFE AROUND KIDS AND PETS: Will not harm plants or animals and is safe to use around kids, pets and wildlife when used and stored as directed  ontains no naphthalene (moth balls). COVERAGE: 2 pounds of granules covers up to 1,000 square feet.