There are at least three greenhouses where Herbology classes occur. Greenhouse three is restricted as it houses Mandrakes, Venomous Tentaculas and other dangerous plants. It is here where much of the schools herbs and such are found, along with some of the schools vegetables and medicines. This place can be accessed with the permission from the Herbology teacher after class. Class is often quite exciting for a plant class.

Forbidden to students, as it home to a many dangerous and foreign creatures. Detentions are often held here. The Gamekeeper will frequent this area for various reasons. The forest is home to many dangerous creatures, it borders the edges of the Hogwarts and its grounds. It is often dark here day or night.