Bonide BurnOut® kills all types of actively growing weeds and grasses. BurnOut is rainproof when dry, works at temperatures as low as 40 degrees F, and does not translocate. Made from natural ingredients, BurnOut is approved for organic gardening and is safe for use around people and pets. For use around borders, driveways, sidewalks, the base of mature trees, buildings, fence lines, barns and pastures, school grounds, greenhouses, and other areas where weed control is desired. Available in concentrate and ready-to-use form.