[hbosman]

Actually, adding CO2 will improve your plants ability to utilize the light you will be providing. High light without CO2 would definitely cause issues but 40 or 50 micro moles would do well with CO2. imho, think CO2 before going high light.

Tropica of Denmark has an article explaining:

http://www.tropica.com/en/tropica-abc/basic-knowledge/co2-and-light.aspx