1K watts is good for 9 plants. It's a little overkill for your space though. Your space is good for 600 watts, but if you can keep it cool, of course 1000 watts is even better.
Opie Yutts Reviewed by Opie Yutts on . LIGHT QUESTION Hey fellow toker's & grower's :thumbsup: a quick question on lighting . my grow room is 4ft x 4ft x 7ft & if i used a one 1000 watt hps blub with a cool tube vent , would i have enough lighting for 9 northern light plants 2 give me a decent yield ? of course i know my yield depends on a lot of things : temp , humid , nutes & additives , co2 , but is that enough lighting for the space i have & how is that determined ? thank's for any input :D smokedaddy :rastasmoke: Rating: 5