What Repels Dogs From Digging. Simply make a 50/50 mixture of vinegar and water and spray in the spots where your pets dig. Diy dog repellents include using ammonia, vinegar or citrus peels on your property, but these require special instruction.
Reader's digest suggests mixing used coffee grounds with orange peel as a way of both repelling dogs and fertilizing your plants. Dogs do not like the smell of vinegar, so it may stop your dog from digging. You can also light scented candles of citronella if you want to keep a dog away from certain parts of your house.