Mother Earth Large & Coarse Perlite #4 Intelligent Growing Systems Excellent soil substrate for lush

Excellent soil substrate for lush plant growth

3-Band Spectrum: Regulates white

or reservoirs without special wiring

and the two carry handles velcro together into a single grip

Simple cleaning: wipe with warm water or soak in warm

Mother Earth Large & Coarse Perlite #4 Intelligent Growing Systems Excellent soil substrate for lushMother Earth Perlite is naturally occurring siliceous rock that when heated to 1600 F expands up to 20 times its original volume. This kilning process is very similar to popping popcorn and produces a growing medium that is sterile and has a neutral pH of 7. 0. The exceptional physical properties of this giant perlite make it tops in the perlite world for adding porosity to soil and soilless mixes. This giant perlite has numerous hydroponic