More ideas from Jesper
Use concrete crack filler to keep unwanted weeds from sprouting up. | 41 Cheap And Easy Backyard DIYs You Must Do This Summer

Concrete Gap Filler : pinner said, "Never weed again! This is what parks and public places use. Available at Lowes and Home Depot in different colors in the concrete dept. Make sure it says "Self-Leveling" concrete crack filler!