Finally the grooves are covered with soil by a series of disks located in the rear of the machine. Seeding should be done in several directions including diagonally to insure good coverage. It is also important to be sure the soil is not too moist. Moist soil can make the disks moist and the seed may stick to the disks. This may cause a uneven distribution of seed in the grooves.
Some individuals also use a verti-cutting machine.
This machine will only cut grooves in the soil. You then would follow up by spreading the seed in two directions with a drop-type or broadcast spreader. For those of you with lawns containing less than 50 percent of a desirable turf type, it will be necessary to follow steps for a complete or total renovation. To kill all grass and growing weeds, omit at least one mowing before spraying. Be sure to achieve thorough spray coverage of all existing grasses, weeds, etc.