All natural, biodegradable, and environmentally safe. Ideal for repelling deer and rabbits around gardens, flowers, shrubs, trees, and vines. Works on scent and the animal's natural aversion to this scent will never diminish so Liquid Fence does not have to be rotated with other repellents. Can be applied year round. Will not harm plants or animals. Long-lasting and rain-resistant. Active ingredients: Putrescent whole egg solids, Garlic, Sodium Lauryl Sulfate, Potassium Sorbate, Thyme oil.