Some time back, when I posted the N ratio of Gracilaria Hayi @Lasse asked me what was the carbon. It added up to 110. I do remember that the sodium ratio to phosphate 80:1
Individually, silica & iron will stunt growth if they are limited.
Those numbers are included with carbon.what about silicate and iron? Don’t they play a part? I only know enough to stir the pot
Individually, silica & iron will stunt growth if they are limited.