I've changed things around a little the last few months. I was having issues with my ph levels in the coco medium. Before I was using 1ml/gal pro-tekt, 3ml/gal dyna grow, 3ml/gal cal-mag plus and 1ml/gal uc roots. I'd feed at 5.7-6.0 solution going in and I'd always get a runoff of 5.1 or...