I started 9 sprouts in a drip system with 1/2 strength nutes with a 2 ft 2 bulb shop light 17w each and ater 2 weeks they have grown to 3-4", I just switched to a 8 bulb 2 ft pioneer Jr VIII T5 fixture from cheap hydro. I think I had the new light too close (the shop light was only 4 ' off the...