SunGro Horticulture Sunshine Coarse Perlite #4, 4 cu ft biological fertilizer Bipolar Ionization Technology – Releases

Bipolar Ionization Technology – Releases both positive and negative ions to actively neutralize airborne pollutants

donates 75 cents to the Institute for Simplified Hydroponics

This not only guarantees a clean and buffered substrate

Reliably sourced components including Philips Drivers

These products aren't just "containers" but rather are root production tools

SunGro Horticulture Sunshine Coarse Perlite #4, 4 cu ft biological fertilizer Bipolar Ionization Technology – ReleasesSunshine Perlite has a wide range of applications that will always be in demand. Clean and lightweight, this material can be used from propagation to finished production. Used to improve the drainage and aeration of growing media, Sunshine Perlite is a porous, lightweight, expanded volcanic rock. Its high porosity makes it a good aggregate in potting and germination mixes.