Scotts 4 Step Program Step 3 Lawn Food with 2% Iron, 37.7 lbs. is designed to give your lawn a vibrant green-up while strengthening it against heat and drought. This lawn food is part of the Scotts 4 Step program, providing essential nutrients that promote a healthier, more resilient lawn. With the added 2% iron, it helps enhance the color and overall appearance of your grass, making it stand out in your neighborhood. Use Scotts Step 3 Lawn Food as a crucial step in maintaining a lush and thriving lawn throughout the growing season. Model Number: