In hoodoo, calamus is used for controlling another person or a situation and is often used in spells of domination. To bend the will of another. In the tradition of witchcraft, it is used in spells for healing and to increase the power of a spell. The seeds of the calamus were often strung on a necklace and worn to promote healing. It is said that growing the plant brings good luck to gardeners. Do not ingest.