how to keep grackles away from bird feeders
If you have grackles in your yard raiding your feeders and driving away the birds that you want to feed, here are a few tips: 1  Don't feed bread or other food scraps. 2  Grackles will take advantage of almost any food source available.3  Food scraps will attract other rodents into your yard as well. Food scraps will attract other rodents into your yard as well. 2  Use suet feeders that require birds to cling upside-down to eat. 3  Birds Choice has numerous upside-down suet feeders that are grackle-resistant. 4  Woodpeckers and nuthatches will have no problem using them.