Aromatherapy has been used in the nursery for centuries. The Aura Cacia Organic Tea Tree Oil (.33 oz) by Punkin Butt. Aura Cacia's all-natural 100% organic essential oils are highly concentrated, aromatic essences from plants around the world. There are many different ways to receive the aromatherapy benefits of essential oils. They can be diffused into the air or added to bath water, massage oils, skin lotions, potpourri, and perfumes