Scotts Turf Builder Starter Food for New Grass is specially designed to be used when planting new grass. It contains a combination of nutrients to help your new lawn grow strong roots and to grow in thicker and faster than if not fed at all. Use anytime you are planting new grass, whether it is starting a new lawn, reseeding an existing one, or installing sod, sprigs, or grass plugs. Safe to use on any grass type. It can be applied immediately before or after planting grass. Manufacturer recommends using a spreader to apply this product. For Scotts broadcast/rotary spreaders, use a setting of 3. For Scotts drop spreaders, use a setting of 6. Water daily or as needed to keep the soil surface moist until the seedlings reach at least 2 inches tall.