Garden Dictionary Word: vermiculite

vermiculite

A mineral that acts much like popcorn when heated, to form spongy, lightweight kernels, useful in loosening heavy soils and preventing compaction of the soil. Also used as a medium in which to root cuttings.

A| B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z