The additional light will help the plant achieve its genetic potential of THC, also, IMHO, the plant has plenty of N, but not at toxic levels, there’s no tip burn or clawing. Continue with the FF nutes as recommended by FF. You may need to flush (3x the volume of the pot) with fresh water about the time you flip her.
Do not trust the soil probe moisture meter, they’re notoriously inaccurate! When the pot has been thoroughly watered, pick it up, note the weight, then when it’s dry, pick it up again, now you’ll know when to water.