Here I will walk you though the process to make true replacement LED lighting suitable for plants. I see there are many instructables about DIY LED lights, but most are not sufficient to grow plants! Based on the notion that you should have at least 1W of light per gallon, I have made this 18W syste...By: c4jjm
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from Instructables: exploring http://ift.tt/1IbNPEF
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