nutrient defiecency

Hey fam, just seeing if anyone can tell me if it's to much P or K or to little? Or nutrient lock? She only has 4-5days left.

This is my second grow and I've seen this discoloration in 2 plants so far. it doesn't seem to stunt growth but it's ugly and may be a serious problem later. If anybody knows what this is and how to fix it Id appreciate the help.

i transplanted my babies into a bigger pots last week and im using BlackGold Orchid mix, bone meal, compost and dolomite. i use RO water, current temperature 29-32 celcius, humidity 64%, exhaust fan sucks the hot air out and a fan. based on the picture, what's my problem? please help, im kinda...