Safer 32 oz. Ready-to-Use Deer Off Deer Repellent Spray. This all-natural, safe, effective, and long-lasting animal repellent protects plants with an odor and taste barrier. It is effective on deer, rabbits, squirrels, and other animals and is safe to apply on fruits and vegetables. This repellent lasts up to 3 months and is OMRI listed and USDA approved for organic gardening.