Can Anyone tell me the list for things to check for nutrients. IE CO2->Nitrogen->?->?->? I know Tom sent it to me once but i lost it.
Because most people have hard water or supplement up to a GH of 4ish, hardness issues are rarely a problem. However if you have none, it may well become a large and more significant problem than not enough micro nutrients.gnome said:I originally thought that iron would be more important than Ca and Mg