Some things need to happen in a hurry. If greening up your lawn is one of them, try Scotts Turf Builder Green MAX) lawn food with 5% Iron. This 2-in-1 lawn food with iron supplement yields deep greening in approximately 3 days. Apply during any growing season to any grass type, including newly seeded and sodded areas. Plus, with Scotts Turf Builder Green MAX lawn food, you can get back to enjoying your lawn faster. Lets you apply and play right away, so children and pets won’t have to wait to re-enter the lawn. That’s about as fast as it gets. 5.7 kg bag covers approximately 3,767 sq. ft.