Peppermint oil is one of nature's most potent repellents for squirrels and chipmunks. The sharp, minty aroma overwhelms their sensitive noses, making it an excellent deterrent for gardens and homes.
Garlic has a pungent aroma that humans either love or hate, and squirrels and chipmunks are firmly in the latter camp. The sulfur compounds in garlic create a strong odor that effectively repels these animals.
Cayenne pepper is a double-edged sword for garden protection. Its fiery heat and strong scent make it an effective deterrent for squirrels and chipmunks without harming them.
The spicy aroma of black pepper can send squirrels and chipmunks running. Its pungent scent irritates their sensitive noses and can even cause mild discomfort if they get too close.
Used coffee grounds are an eco-friendly way to keep squirrels and chipmunks out of your garden. The strong, bitter aroma is unappealing to them and can mask the scent of tasty plants or seeds.
The fresh, zesty scent of citrus peels might be delightful to humans, but it’s a big no for squirrels and chipmunks. Orange, lemon, and lime peels can be scattered around your yard to create a natural barrier.
Onions are a natural and inexpensive way to repel squirrels and chipmunks. Their pungent smell and sulfur compounds irritate these animals' sensitive noses. Slice onions and scatter them around your garden or near entry points.