Grass always seems to hate growing where you want it to and love growing where you don't. For instance, grass will happily take root in a nice bed of sand and pop out between the stones on your patio.

Gray concrete pavers with grass growing between the joints - Zigmunds Dizgalvis/Shutterstock Grass and weeds love to pop out in the cracks between patio stones, and the wider the cracks, the more they ...