<B>Grodan Rockwool Cubes (1.5 Inches) 45 Per Pack Review</b><P>http://tinyurl.com/kegs5q9 <P><P> Grodan Rockwool Cubes (1.5 Inches) 45 Per Pack <P>An inorganic and sterile growing medium made from spun molten rock<P>A superior medium for rooting cuttings<P>Provides 20% air space when saturated<P>Does not contain nutrients<P>Condition by soaking for eight hours<P>
