Hydrofarm - Hydrofarm FLT56UN T5 6-Tube Fixture (Bulbs not included) its a 250 watt blue floro unit.theorettically cant you grow as many veg plants that fit uner the 4 foot light? im using 1 gal pots in veg and only grow about 12-15 at a time..i can fit a few more than that under the light but only do 15 tops.wont this light suffice for that many plants that grow about 18" tall and if i keep the light about 5" from the tops.