Hey fatman,
Wow you are a new legend in the cultivation scene! I'm currently running a "modified lucas formula", I know I know, Lucas sucks and I shouldn't even be using it. Thats why I need your help.
Here are my specs:
10x10x8 room.
4x 600w HPS lights.
4x 3x3 trays (upgrading to 2x 3x6...