revfunk Supporter 880 143 Sep 22, 2020 #3 Phosphorus deficiency possibly. Also can be indicator of being root bound/drowning/suffocating
swusler1954 1 1 Jul 29, 2021 #4 Covey1024 said: All of a sudden my plants stem started to turn purple and Woody. Click to expand... I don’t know if you got this solved but I had the same issue. I ran it down and it was a Cal-Mag deficiency. Mostly Magnesium but they work together so you have to work it a little to figure it out.
Covey1024 said: All of a sudden my plants stem started to turn purple and Woody. Click to expand... I don’t know if you got this solved but I had the same issue. I ran it down and it was a Cal-Mag deficiency. Mostly Magnesium but they work together so you have to work it a little to figure it out.