SOS (Super Organic Stimulator) is a new product from Strata International for use in both hydroponic and soil applications. SOS contains 19 species of naturally occurring beneficial bacteria. The microbes contained in SOS will promote stronger and faster roots, stalks, flowers and fruit development. It also breaks down salts into bio-available nutrients, remediate toxins present in soil and water, and speed the breakdown of dead organic material into bio-available nutrients. Works great for both hydroponic and soil applications. To find a Hydrofarm Authorized Retailer near you visit Hydrofarm.com.