19-6-16 "GUAG" is our recommended fall lawn fertilizer. The high Nitrogen in this blend encourages lawn growth and the higher Potassium rating encourages root development and overall plant health. This fertilizer also utilizes "Slow Release" technology to ensure that the fertilizer acts over time to reduce the risk of fertilizer burn within the lawn. The application rate for this product is 2.5 KG per 100 Meters squared.