Westland lawn thickener is a one step solution to a greener thicker and lusher lawn in just 3 days the natural solution to a sparse & tired lawn. Created for lawns that have patches or a thatch layer (build up of dead plant material) yellowing grass or compacted soil. 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.