Gordon's, QT, Concentrate, Trimec 899 Lawn Weed Killer, Gives Quicker Knockdown Of Lawn Weeds, Economical Option For Large Lawns, Ideal For Independent Landscapers, Controls Most Broadleaf Weeds Without Harming Lawns, Use On Bermudagrass, Zoysiagrass, Kentucky Bluegrass, Fescue & Perennial Ryegrass, Gallon Covers 3.5 Acres.