Brand new EPA registration. Approved for Organic Gardening. 80% active ingredient. One quart makes 8 gallons, up to 3,200 sq. ft. Kills weed, grasses, algae, and moss. Kills within hours. For use on/around patios, walkways, driveways, flower beds, vegetable gardens, shrubs, trees, fences, etc. Kills all types of grasses and weeds. Contains caprylac acid and capric acid.