Neem leaves grow on large evergreen trees reaching 40 to 50 feet tall. The leaves are dense and resemble feathers. Small white flowers appear next to the leaves in the spring.
A concentrated decoction from neem leaves helps prevent hair loss when it's used as a rinse. It's also beneficial for skin disorders such as boils.
Neem leaves are high in insecticidal properties. The dried leaves are often used in storage areas, added to crops and made into insect repellent.