NEST Fragrances cedar leaf & Lavender Reed diffuser fragrances notes include, rosemary, Lavender and sage which are enhanced with cedar leaves and a touch of eucalyptus. NEST Fragrances diffusers are carefully crafted with the highest quality fragrance oils and are designed to continuously fill your home with a lush, memorable fragrance. The alcohol-free formula releases fragrance slowly and evenly into the air for approximately 90 days.