600w hps has 88,000 initial lumen output.
bigtopsfinn Reviewed by bigtopsfinn on . is this correct?(light/plant ratio) maby i can answer my own question but not sure if this is right.... i got this off the light section... 2000 lumens sq. ft./21500 lumens sq. m. = Absolute minimum for growth. You won't get much from this, especially after the plant has grown a bit. Not really enough to flower well. 3000 lumens sq. ft./32250 lumens sq. m. = Pretty Good growth. Enough light for the entire light cycle, although your yields may be lower. 4000 lumens sq. ft./43000 lumens sq. m. = Very good growth. Once you Rating: 5