Do ultrasonic deer repellants work? - Cooperative Extension: Garden and Yard - University of Maine Cooperative Extension

Question: Do ultrasonic deer repellants work? We have a string of arborvitaes which the deer love to munch on in the wintertime. Is fencing the only other alternative? We have tried sprays and clip on deterrents but nothing like that works. Answer: Jonathan Foster, Special Projects Assistant The short answer, in my experience, is that read more