Looks like nutrient solution was left sitting on the leaves after their last feeding. I'd leave them unless they detract too much from the glamour shots. :jointsmile:

Water ph seems a tad variable and high. (between 6.3 to 6.8ish) If using r/o water, you'll want an additional source of calcium sooner or later. Also, the nutes in the Miracle Grow soil will only last about four to six weeks or so, max.