Replaces PyGanic Dust. This product is certified organic by OMRI-Organic Materials Review Institute. EverGreen Pyrethrum Dust is an insecticide dust for a broad range of insect control, including Bed Bugs and Bees. It is a fast kill, unsynergized pure pyrethrum - a Botanical Insecticide derived from a chrysanthemum flower. Controls over 230 insects including Bed Bugs, Fleas, Ants, German Cockroaches, and Ticks Can be used indoors/outdoors and food/feed areas. The light fluffy dust makes it easy to apply using the crusader duster.