hey thanks for the clarification. i thought hortilux was a brand
i was actually looking on those sites though since thats the 1st that comes up under google search. now ill be checkin my local grow store for either the clean arc or the hortilux BLUE.
my bulb is in fact showing black where in your pic is like a light brownish yellow. sheila i tried to tak a pic but it came out unfocused...