General Hydroponics FloraMicro Hardwater for Plants， 16-Ounce<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Use FloraMicro Hard water if your tap water is over 200 ppm (or contains Calcium above 70 ppm)</li><li>Flora Series enhances flavor， nutrition， aroma， potency and essential oils in both hydroponic and soil cultivated plants</li><li>Flora Blend is very clean product that can be utilized in all hydroponic systems</li><li>Not sold in IL</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41giBMx92fL.jpg" noproxy>