I know they're pretty healthy, but I want to keep it that way.

It looks better after the flush so perhaps it was nute lock and she's recovering now. That with the spots is a little worrying, but I'm not freaking out.
canuck grower Reviewed by canuck grower on . K deficient? Red stems, necrosis on leaves, but no yellowing I have read through the FAQs here and I think that I may have a K deficiency. Mg sounds possible but less likely. I think this is what necrosis is, but there isn't really much yellowing. The necrotic leaves are slightly paler than the others though. So I have 2 out of 3 K deficiency symptoms. Here are photos to help my descriptions out. The middle finger has some spots near the tip. The second photo from the bottom of the leaf shows it more clearly. We have been feeding with 5-30-5 bloom Rating: 5