Thanx guys for your replies. I ended up with a 3-bulb fixture . One Gro-lux in the middle and two cool whites on the sides. They are 4' 36W and the whole thing costed some $39 . I hope your chiles are growing better than mine. It's that #@%#$^ weather 0-10C (35-50F). Nikos "El Nino sux" Kalofolias