Superbowl Sunday. F-the Steelers Dosing the planted tank

fishtanktv.com - Can you tell i hate the Steelers 1. substrate. 2. lighting 3. co2.4 waterchanges. 5. dosing the tank. This is how I gauge the need for more iron. I used to run a full range of ferts. but now I just run iron. Dosing only what the plants need