Eucalyptus oil is cultivated in Southern Europe, South Africa, Tahiti, India, Latin America and in the United States. There are more than 500 species of Eucalyptus, the majority being evergreens. All produce oil with a strong, invigorating eye and nasal passage opening fragrance. The most widely know medicinal use of eucalyptus oil is for respiratory ailments. The refreshing fragrance of eucalyptus adds interest to potpourri, air fresheners and deodorants. Eucalyptus oil is also a powerful antiseptic, widely used in baths and massages during the cold season.