Sage is used in Magic for the purpose of cleansing, healing, promoting longevity, prosperity, passion, purification and wisdom. Sage is associated with the Earth element and so can be used to enhance earth magic. Sage is popularly used as the main herb in smudging rituals. It can also be used in spells and rituals to promote divination, domestic harmony, increased energy, happiness and to inspire creativity. Having a healthy sage plant in your garden means that you will be prosperous.