In our hydro grow class we will teach you how to build your own drain to waste hydro system for coco coir or rockwool. We will teach you all about mixing a resevoir and how to maintain your resevoir. We will teach the basics of EC and PH and how to calucate and why they are necicary. We will be answereing any and all questions and concerns you may having about growing hydroponicaly and go over all of the pros and cons of this style of growing
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