Hey everyone, I'm planning on doing my first 20 gallon planted tank set up with CO2 set up and I'm making a list on things that ima need for my aquarium. If you guys could add to my list what other things that I'm going to need it would be great, I know there will be a few small items that I'll...

There might be one here but can someone list all things needed to get a planted goin besides tank,lights,filter. I'm gonna use miricle grow as substrate and either oil dry (kitty litter) or black sand or black rocks maybe a mix of the two. But is there anything needed for the dirt be fore I can...