Ceramic Flower Stone - Wick - A Woman of Fragrance Style Each Porcelain Flower Stone & Wick will fit on any Mini-Fragrance Lamp Body. You can convert your Mini Fragrance Lamp of any brand to a Ceramic Flower Stone Diffuser. Ceramic Flower Stone Diffusers use any brand of Reed Diffuser Oil. The cotton wick brings the fragrance up to the ceramic flower and the fragrance diffuses into the room from the surface of the flower. Do NOT use Fragrance Lamp Oil in a Ceramic Diffuser