Fertilome New Lawn Starter Fertilizer Has a 9-13-7 balance. It also contains trace elements. Use this fertilizer when you are seeding, plugging or sodding a yard. Your new yard will grow to a deeper green and be stronger in a faster amount of time. Encourages root growth. 40 Lb. bag covers about 5,000 sq. ft., an average size lawn. George says, "If you seed or sod, you need Fertilome New Lawn Starter Fertilizer."