woodsmaneh
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I have done add-backs for my last 2 grows with no issues. Last night I poured 220ml of a&b into the epicenter and it took about 7 min to go from 1800ppm to 800ppm. I am not an expert as this is only my fourth grow with the UC but I am kind of lazy and this works for me. I should mix with water and than add but I don't. Think I will start doing that in the future. I also PH my jumbo system last night and it dropped to 4.5Ph than in about 10 min was back to 5.8. Not the best thing to do so will add a pail of water to it to lessen the swing.