Save money by eliminating the requirement of top dressing your lawn with soil prior to overseeding or slit seeding. This machine, with its cutting blades places the seed approx 1" deep in the existing soil. Watering required same as installing a new lawn or regular overseeding of the grass until seeds germinate. This is a great way to thicken your thinning or pest damaged lawn. A yearly introduction with over seeding is a fantastic preventive maintenance to deter disease as well as weeds. One of our strain of seeds is advertised as pest (chinch bug) and drought resistant