The tricky part about deterring animals is that there is no perfect fix. Your results will vary depending on where you live, seasonal conditions, and the food supply for wildlife in your area. Make sure to alternate techniques, so animals don’t become accustomed to your deterrants. Be willing to experiment and try new techniques when others don’t work!
For more information on repelling animals in your gardens, read 8 Ways to Critter-Proof Your Fall Bulb Plantings