Aftercut Lawn Thickener and Revive is a natural solution to a sparse and tired lawn. This lawn thickener is created for lawns that have patches or a thatch layer (build-up of dead plant material), yellowing grass or compacted soil. Westland LawnRevive is a one-step solution to a greener, thicker and lusher lawn in just three days. With added biostimulants and seaweed to boost germination and establishment. 50% more seed to fill sparse areas and patches with new grass. Our tailored nutrient package feeds every blade for long term lawn health and long-lasting results.