over or under ? (pics)

Hi dudes

I need some help

PH , light and temp are OK

So I think it's nitrogen

The question is

Too much or too little ?

Tell me what you think

I think it's magnesium deficiency. Very common cause most ferts are on the light side with mag. had the same, (hempy though) and used CalMag. You can also foilar feed with dissolved epsom salt.

i check here

https://www.rollitup.org/marijuana-plant-problems/157345-have-plant-problem-check-here.html

and i found this photo.

So now i think its zinc deficiency

Come on people give me some help.