Is this a cal mag issue?

Or is it another deficiency linked to my mistake in mixing up my soil like jmystro said in his reply?

I’m going to pay closer attention to my ph levels, but I think jmaystro nailed the problem…

Thanks for the info! I would say the perlite is a little less than 40 but still good info to take into account when I mix up soil for my next run. I used to use regular plastic pots then switched to fabric pots to help with aeration with that same 60/40 mix. Recently I switched over to airpots and kept the same mix. So what can I do if…

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I am fighting against the urge to “do something” and am just observing them at the moment… I water them by pick up weight.