What are safe alternatives to pesticides? Grasshoppers: Simply spray garlic oil where you don’t want them, or plant calendula, horehound (a bitter herb), or cilantro. Japanese beetles: Try chives, garlic, rue, and catnip. Mice: Use mint plants, especially peppermint plants! Mice really dislike peppermint and will avoid any areas where it grows. . Also to… Continue reading What are safe alternatives to pesticides?