Greenleaf Reed Diffuser Oil 8.5 Oz.- Silver Spruce will add fragrance to any room with any reed diffuser. The reed diffuser oil will infuse the air and provide a lasting, constant and beautiful scent. Fresh wintery aroma of crisp Siberian Fir and cedarwood, softened with sandalwood.  This oil is for reed diffusers, not Greenleaf Aroma Decor diffusers.