Wolfsbane, also known as Monkshood and Aconite, is a genus of flowering plants with several hundreds of different species. These poisonous plants are native to the mountainous parts of the northern hemisphere. Wolfsbane has been used as a herb for both medicine and poison in various cultures for centuries.

Several species of this plant are deadly poisonous to Werewolves. It has been used to fight and kill them for centuries. Depending on the exact species of plant and preperation, Wolfsbane can be used to weaken them physically, cause pain, discomfort or loss of consciousness and even a slow and painful death.