Concrete gap filler. Never weed again!! I did this on my patio and driveway. Love it! This is what parks and public places use. Available at Lowes and Home Depot in different colors in the concrete dept.

Concrete gap filler. Never weed again!! I did this on my patio and driveway. Love it! This is what parks and public places use. Available at Lowes and Home Depot in different colors in the concrete dept.