It looks funky as hell the leafs are hard n dry as hell and it looks kinda like brownish rusty I guess it's the only one of 5 that has a deficiency but the lower leafs are dying on all of them,they are getting nitrogen (what I think is a bit much was to much) will post pics of all later. It's a hassle for me and the pic situation right now but check this out trying to get a better pic will post if necessary
..wow, that's a new one even to me,... this fits no defc. symptom I can come up with, not even kind-of! That color break is very weird, and and has me thinking something more on the lines of a virus...are the darker green parts thicker than the paler? Now, I'm anything but sure about this, viral symptoms can be quite variable, depending on type and strain of the virus, and there's very little definitive diagnostic info out there, believe me, I've looked and looked! yes, we need all your grow specifics please,...