The different varieties of lavender (fine lavender, spike lavender, lavandin, etc.) are used in perfumery, herbal medicine, and aromatherapy. Their essential oils also have various medicinal properties depending on the variety. Molecularly stable and highly fragrant, fine lavender usually grows for perfume production and aromatherapy. Lavandin serves to produce an essential oil known as H.E by professionals, while spike lavender is used in food and aromatherapy.