4The best defense is preventing weeds from taking root in the first place. Keep your lawn lush and eliminate thin, vulnerable spots. Mulch around garden plants and landscaping to stop seeds from reaching the soil. The Weed Science Society of America recommends making sure backyard compost reaches a high enough temperature to decompose any weed seeds mixed in with grass clippings or leaves. Familyhandyman has a lot of garden tips, Countine here to get more about these tips. https://www.familyhandyman.com/list/common-weeds-and-how-to-remove-them/