Thanks everyone for the welcome!
I'm using 2 old 400W Ushio 14,000K reef bulbs and one new 400W 4200K Sylvania bulb. They are driven by one Lumatek, one Galaxy, and one PFO HQI ballast. Hey that's what I had lying around :) they are on for 14.5 hours a day. The plants are about 24"-28" from the...