As one of The Nature Conservancy’s four preserves in the state, Blowing Rocks is the smallest, the busiest and the oldest.

Be sure to give it an occasional water if it’s growing ... add texture and can be a really unusual feature." Garden designer ...

Karst formations: Sedimentary carbonate rock (limestone, dolomite) that has been eroded by water. Limestone: Sedimentary rock composed of calcium carbonate. Microbial mat: Filamentous microbes ...