everything Ive read says a minimum of 50watts per sq foot.

so that would be 5X4 (5x50=250 and 4 rows of 250 for 1000)

easily enough to have 20 plants in 2.5 gallon buckets.
hybridracers Reviewed by hybridracers on . 1000 WATT HPS AND BALLAST ?'S I HAVE A 1000 WATT HPS BULB AND BALLAST CAN SOME ONE GIVE M:rastasmoke:E SOME ADVICE ON WHAT SIZE AREA IS BEST FOR THAT BULB Rating: 5