A professional weed control technician will focus on applying a pre-emergent weed control product that prevents the growth of weeds before they have the chance to germinate. These products are made with such ingredients which target weed seeds present in the soil and inhibit the germination process. When applied at the proper time, these products can protect your lawn from weeds.Weeds hamper the overall appearance and health of your lawn. These make your gardens and yards look messy. Not only that, but weeds can cause a lot of damage to the soil and plants in your yard. So, it becomes extremely important to protect your lawn from weeds which is possible when you hire a professional weed control service.