Live Earth’s Blitz 22 granular is a premier turf fertilizer. It features three forms of nitrogen for even, consistent, feeding for up to 16 weeks and avoids the "peaks and valleys" caused by other products. The slow-release nitrogen in Blitz 22 release is triggered by temperature and microbial activity in unison with plant demand, to provide highly efficient feeding. It also enriches your soil's microbiology, which helps to increase root health and density..