Greenview 13 lb. Weed and Feed Bag. It covers 5,000 sq. ft.. It is a granular lawn care product that kills over 250 weeds as listed on the label. It has time released nitrogen for extended feeding for up to 8 weeks. It promotes quick green up, will not burn lawn. It restores nutrients to the soil and helps lawn retain water to protect against heat and drought. Do not use on St. Augustine grass in Florida, or on Dichondra and Carpetgrass as serious lawn injury will result.