if your pots aren't on elevators that's your problem. if they are on elevators it looks like you're over watering or not watering properly
not a nutrient or environmental issue.
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FFOF shouldn't need multiple irrigations in 4 days. so by simple math either you transplanted into dry soil and didn't water at transplant, and thats the problem, or you're overwatering. could also be underwatering. are you fully saturating to runoff when you water?