Winterizer lawn food featuring a phosphorus free formula to help protect lakes and streams from harmful runoff. Easy to use, helps lawns survive winter stress, provides timed release for extended feeding. Prepares lawns for winter by promoting stronger root development, thicker and greener lawn in the fall, and quicker green-up and thick lawn in the spring. Provides essential nutrients for vigorous growth of turf grasses in the fall. Contains SURFCOTE (Sustained Uniform Release Fertilizer) to continuously provide nutrients to the lawn.