S.T. International Root Supplement for Aquarium Plants</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Contains the necessary concentration of Potassium and essential nutrients to promote aquatic plant growth</li><li>Extracts the nutrients from the tropical substrate to provide essential nutrients to aquatic plants， resulting in profuse root development</li><li>Will not cloud the water as compared to laterite based fertilizers</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51q-2-NgHJL.jpg' noproxy></br>