Liquid Fence Deer & Rabbit Repellent An effective biodegradable deterrent that works by repelling animals with scent. Deer and rabbits smell the rotten-egg odor. Liquid fence works year round. It is long lasting and rain resistant. It will not harm your plants or animals. Repels deer and rabbits from landscaped garden areas, flower bed, trees and shrubs. Come ready-to-use or as a concentrate.