Erin read an article about lawn burweed from the AgCenter and then sent this email, “I do not want to use herbicide. How [do I] stop burweed before it starts?” Here are some practices from a publication, Louisiana Home Lawn Series: Lawn burweed, that enable a healthier lawn and fewer weeds: “The best way to prevent or reduce weed encroachment is to maintain a healthy lawn through proper fertilization and soil pH and regular mowing.