Fas-Start is a rich mixture of plant foods specifically blended for rapid establishment of sod or new seedlings in turf grass areas. Fas-Start’s NPK Fortified Formula contains all the essential nutrients needed to produce the best results regardless of soil quality, and supply all the needed elements which are often missing in new lawn areas. The high levels of phosphorous and potash work to develop strong root systems, while nitrogen greens and thickens the developing plants.