One problem: 2 tablespoons BB per gal, 4teaspoons of GB per gal.
 Way too much Grow Big. Two teaspoons is good per gallon. And the Big Bloom is good with just one tablespoon per gallon.

If you have white spots, blots, you may have a case of white powdery mildew. Or a potassium problem. imp:

The Complete guide to Sick Plants,pH, and Pest troubles! - International Cannagraphic Magazine Forums
gypski Reviewed by gypski on . Plant leaves dying off! So below is a filled out form, filled out to the BEST of my knowledge. I have pictures of the leaves themselves, and the grow room, so if any red flags come up please let me know. What is your experience level? Novice, 2nd grow Your Equipment: 1000w MH for veg, have a 400w hps, but going to get another most likely .2) Distance from tops? Middle plant 7"-8", others (8"-14") .3) Reflector type? Big circular 360 degree reflector .4) Is there a consistent fresh air supply? Grow is in Rating: 5