Sphagnum Peat MossSphagnum Peat Moss
Sphagnum peat moss is the dead, decayed plant matter of sphagnum moss that settles at the bottom of the sphagnum bogs. It is a favorite among gardeners that use it in soil mixes.
Vermiculite – MediumVermiculite – Medium
Vermiculite is a hydrated magnesium aluminum silicate mineral which resembles mica at first glance and undergoes significant expansion when heated.