Harris Diatomaceous Earth, Food Grade, 10 Lbs Pots / Support and a low-battery indicator

and a low-battery indicator

Apply every 3 weeks during the growing season

Filter component: Replacement filter

as it is built for hydroponic systems

It is completely compatible with all pH Perfect Base Nutrients

Harris Diatomaceous Earth, Food Grade, 10 Lbs Pots / Support and a low-battery indicatorSafe for human and pet use, our DE is free from all additives, certified organic, professionally packaged, and is the only official diatomaceous earth health supplement on the market. Food grade DE meets U. S. Food chemicals codex standards Omri listed for organic use Natural product safe for human or animal consumption No additives 100% pure freshwater diatomaceous earth No Contaminants Professionally Packaged Using Stainless Steel Machinery We are a