I appreciate the knowledge shared here, but if you could share some more… 
Three different plants in the vegetation. In soil with perlite. This is the soil
They were not fed until two days ago. Just tap water and some fulvic and silica.
Two days ago i mixed some nutrients, but symptoms appeared before feeding.
I mixed the nutrients myself from raw salts.
1/3 of this formulation.
The lower leaves are healthy and I’m not sure what to do. I can boost micronutrients independently of macronutrients. Or make different formulaton…