Did that feeding have any nitrogen in it by chance? You'll be ok, it looks like it just needs water, like pure water no nutes next time it gets dry. Google nitrogen toxicity.
:smoking: Ralex, ignore what Talkative said please,.. never, ever use just plain water in coco! This is a specialized medium with several must-do's and do-nots, and a plain water rinse will screw up the CEC balance in the coco big time,... I'm going to move this into the Infirmary as well, mate... I'll need some more info first, here's a link to the form,... https://www.autoflower.org/threads/...ill-out-first-with-the-data-that-matta.45991/
... this is smacking of a serious overdose, or really bad pH swing, maybe both,... we'll try to save her! I think a serious flush is in order, and this is not done the same way as in soil,... my research showed that a solution of RO/Di water, with 150ppm of Ca-Mg, and 150 ppm of proper nutes, pH'ed to 6.0 needs to be run through until the run-off is at or near the input values,...
I think that is about the worse N tox I've ever seen. I bet you errored when mixing the nutes beings it happened right after a feeding. Keep posting as your treatment progresses. This is a very good learning experience for everyone.
This is the progress so far I up the nutes back I had tried plain water ph did not help so i started giving nutes like I was before these the pic of how she looks now this is not the only plant it happened to so i had a feeling I had use the wrong nutes that had started the problem
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