Im really excited about doing live plants for the first time in my 30 gallon aqaurium!!! Im not sure if i need co2 set up or not. I guess what im asking is what does it do and how does it work. People already recommened bulbs and helped lots but it would awsome for some more opioions. If you have live plant aqauriums please share some pics if have them i would love to see them, and this is if you want share how yours is setup and how it works for you. any help is greatly appreciated thanks!!! need more info just ask!!!