This specially formulated repellent contains a proprietary blend of natural biodegradable ingredients designed to emit an odor that deter deer. It repels the animals before they nibble on plants & before they begin browsing shrubs and eating flowers. This repellent comes in a convenient ready to use bottle. The product treats up to 1,600 sq ft. Active ingredients: dried blood, rosemary oil, castor oil, cinnamon oil, clove oil and garlic oil.