While cinnamon will repel many types of insects ... 9 Tricks HGTV Stars Use For A Fresh-Smelling Home You can use cinnamon sticks, ground cinnamon and cinnamon essential oil to keep pests away.
After harvesting, the bark is dried and rolled into cinnamon sticks, also known as quills, or ground into powder. The two most common types of cinnamon are Ceylon cinnamon (Cinnamomum verum ...