Yes, but make sure the basics are covered first. If you're adding a balanced nutrient mix, including Cal-Mag, and then your PH reading is 6.5, try adding a little PH down to get into the mid to high 5's.
Man, I believe that the PH was my biggest problem! I changed out the water and got it down to 5.4. They look better today and think they were nute locked! Thanks again for the help!
Man, I believe that the PH was my biggest problem! I changed out the water and got it down to 5.4. They look better today and think they were nute locked! Thanks again for the help!