Squiggly lights_CFL's_come in different color temperatures (kelvin). The higher the 'k' the whiter the light.
For my veg, I use the GE_model C248_bulb, which is 6,500k and 100w equivalent, with like 1,600 lumens. I can only find these at Wal-Mart_Wally's World. Probably 1000bulbs.com has them...