Lawn Treatments & Weed Control. Emerald Lawn Care, located in Rolling Meadows, IL, is a leading provider of lawn fertilization, weed control, and pest control services. With a focus on using environmentally-friendly practices, our team of professionals are dedicated to helping homeowners and businesses achieve a healthy and lush lawn. Emerald Lawn Care's strong commitment to customer satisfaction provides personalized service and expert advice on lawn care. We take the time to listen to our clients' needs and tailor our services to meet those needs, ensuring that their lawn always looks its best.