Effervescent layers of fresh green sparkle fuse with cool spearmint and eucalyptus, which blends into a transparent floral. Greenleaf Aroma Decor Diffuser Oils provide a fragrance for every room. Greenleaf has all of their classic fragrances. One bottle will last for a minimum of 20 hours. If the fragrance is too strong, add a little Purifier to your diffuser fragrance to tone it down. You can add as much or as little as you want, the more you add, the softer the fragrance will become.