doctors, need a diagnosis please, stat!

[beachman50]

need some opinions on what this may be....my initial feelings are potassium deficiency, just starting uniformally on all plants. If I'm right, what's the cure? potash? and what is a good source to get potash? thanks in advance folks.....

 

[supbrah707]

need some opinions on what this may be....my initial feelings are potassium deficiency, just starting uniformally on all plants. If I'm right, what's the cure? potash? and what is a good source to get potash? thanks in advance folks.....

i'm not so sure about potassium. check out this chart. looks like magnesium or a possible nute burn.
GROWFAQ

 

[NotMine]

I'm saying mites......for spottyness......onset of nute burn spots down leafs outer serated edges bout when I'd back the nute off a bit just my 2 cents hope it isn't mites look under leafs for them