I just realised your growing zkittles it's a badtered to grow .
I had some from nivarna and what ever I did wasn't right .
I added a.small.amount of Epson salts and the nxt day it looks as if I'd gone in a dumped them in straight notes.
Your leaves look like a.classic lock out with fert burn .
Yellow leaves and burnt tips .
Have you calibrated you ph pen .
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