Jack's Professional Boost Epsom Salt (Magnesium Sulfate), 2.2 lbs. Multi-Function Grow Room Controllers Micronized vs Granular

Micronized vs Granular

resulting in desiccation

What Is Real Growers Recharge

Strong 16mm structure up to 10Kg

Jack's Professional Boost Epsom Salt (Magnesium Sulfate), 2.2 lbs. Multi-Function Grow Room Controllers Micronized vs GranularJack's Professional Magnesium Sulfate is part of the BOOST line of products and is an essential item for the Jack's 3 2 1 program. This nutrient supplement is backed by scientific research and quality testing. The Mg + S (magnesium and sulfur) in Jack's Nutrients Epsom Salts undergoes extensive quality testing to ensure the lowest possible levels of heavy metals. You can have confidence that when you add a boost of Mg + S, you are getting pure