Kills existing vegetation and prevents new growth for up to 1 year. Use on driveways, patios, gravel paths, fence rows and rock landscapes where no vegetation is desired. Visible results in 6 hours. Size: 2 Gal. Type: Concentrate Coverage Area: 600 Sq. Ft. Active Ingredient: Glyphosate WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer or reproductive harm. For more information go to www.P65Warnings.ca.gov. - This item is banned in the following states: VI