The IFA 4Plus Lawn Care Program takes an already proven seasonal lawn care system and makes it even better. By combining premium, locally produced, and seasonally optimized fertilizers and weed stoppers with soil amendments, wetting agents, and insect preventing products, IFA has crafted the ultimate lawn care program for lawns across the Intermountain West. Take the guesswork out of lawn maintenance and get professional-level results with a program built specifically for your region and climate.