Co2

[schizo_fish]

Is a Co2 diffuser nessesary? im thinking about getting one or two live plants in my tank, and dont really want to splash out on getting one.
any advice would be appreciated

 

[schizo_fish]

can anyone help me with this? please

 

[Lateral Line]

CO2 is only really necessary with very fast growing plants under very bright lighting. For the vast majority of people, CO2 injection is an unnecessary luxury.