Is this Nute burn???

ROCKO123 said:

Everything was going great until last night before the lights shut off I noticed near the base of the new leaves popping through looked slightly brown/yellow.

what could this possibly be?? Nutes I have the same 1/4 dose the other day (2 days ago) and they looked great. 1ml bloom 1ml grow 2ml cal mag FOX FARM NUTES. What should I do???

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