Scotts 4 Step Program Step 1 Crabgrass Preventer Plus Lawn Food, 40.28 lbs. is designed to be the first essential step in the Scotts 4-Step Program, applied in early spring when temperatures are still cool, typically from February to April. This product effectively prevents crabgrass for up to four months, helping to keep your lawn clear of unwanted weeds throughout the season. In addition to crabgrass prevention, it feeds your lawn to encourage a fast green-up after winter, improving the lawn’s overall health and vitality. It also enhances your lawn’s ability to absorb water and nutrients, supporting stronger and greener grass. The formula contains an analysis of 28-0-7 with the active ingredient Pendimethalin, making it a reliable choice for lawn care in the spring. Model Number: 12345