I am trying to copy Burr740's Micro-mix v11.15 (Sorry for that :p) but with a small change.
Net water volume in my tank is 445L (Tank+Sump) with densely packed stem nutrient hoggers, ~170 PAR at substrate level.
CURRENT water parameters and dosing regime:
100% RO water
GH: ~ 3-4...
hy. last days i have some problems with Rotala Macrandra and R Macrandra narrow leaf. problems is that the old leaves get some sort of green . or it gets green spots. I increased the magnesium dose in the idea that there might be a deficit.
i increase dosage of ferts but no result,the plant...