Therm-O-Rock Perlite

A volcanic material that when heated above 1600°F, expands and becomes light and porous. Porous surface helps to hold nutrients and moisture for plant roots. Shape of the particles helps to create airways and improve soil aeration & drainage. Label Characteristics Please read & follow label instructions cylinder-cache-pot,sunblaster-kit-t5ho-nanotech-combo-24,dramm-touch-n-flow-revolver,ebstone-organics-surestart,artisanterrarium