Q: The stone walkway along the side and back of my home is several years past hazardous. The pavers are no longer flat, partly because of elderly tree roots. On the side of the house, the pavers ...

Q: The stone walkway at the side and back of my home is several years past hazardous. The pavers are no longer flat, caused in part by elderly tree roots. At the side of my house, the pavers are ...

Unlike the uniformity of brick and pavers, no flagstone path is alike. Flagstone is a sedimentary rock; types include sandstone, limestone and slate.