You can grow grass up to 50% thicker* than native soilguaranteedwith Scotts Turf Builder LawnSoil. It contains a blend of rich, composted materials and sphagnum peat moss to create an excellent seed-growing environment by promoting a strong root growing system. It also contains Scotts Starter Fertilizer to help grass seedlings grow faster and stronger, leading to a thicker, greener lawn. This product has been identified as a Water Smart product, indicating that it contains a mixture of ingredients that improves moisture retention. The unique formulation also provides better germination than native soil. At the same time, the added fertilizer helps grass seedlings grow faster and stronger, leading to a thicker, greener lawn. This product is great for all seeding, overseeding, sod, patching, and plug projects. For optimal results, use with Scotts Turf Builder Grass Seed. For optimal results, use with Scotts Turf Builder Grass Seed *Tests prove Scotts Turf Builder LawnSoil grows grass up to 50% thicker compared to native topsoil.