Plastic PE Grow Bags White Outside and Black Inside Biosafe Systems The result of months of

The result of months of scientific research and trials is Grodan Gro-Blocks Improved with our Advanced Wetting Agent

5500K Full Spectrum (380-770nm): Balanced cool-white output with CRI 73 carries both veg and flowering without spectrum swaps

avoiding precipitated solids at the bottom of your stock tanks

stable environment

Plastic PE Grow Bags White Outside and Black Inside Biosafe Systems The result of months ofPlastic PE Grow Bags White Outside and Black Inside These plastic PE grow bags are a great alternative to expensive pots. They are plant safe 5. 5mil polyethylene bags that have a white exterior to reflect light and a black interior to pre