Specially formulated for all types of cool and warm season grasses including Kentucky Bluegrass, Perennial Ryegrass, St. Augustine grass, Bermuda grass, Centipede grass, Bahia grass and tall Fescue. It is manufactured in a homogenous granule that penetrates easily though the turf grass canopy. It is derived from both rapid and slowly available organic nutrient sources. it is clean, green and easy to apply.