Growing area w/no sunlight

Growing area w/some sunlight

Bulb wattage

1.5' x 1.5' 2.5' x 2.5' 100
2' x 2' 3' x 3' 150/175
3' x 3' 5' x 5' 250
5' x 5' 8' x 8' 400/430
6.5' x 6.5' 10' x 10' 600
8' x 8' 12' x 12' 1000