most people would agree on a reptisun 10.0.. some bulbs can cause harm to your dragon. petmountain.com has those for pretty cheap. look around get some advice & go from there...
A MVB (mercury vapor bulb) is the absolute best bulb you can give your beardie. You can find more info on it here :: http://www.reptileuv.com/
It also puts out it's own heat, so you wouldn't need a separate heat source for basking. It only needs to be replaced once every 10-12 months as opposed to every six months with regular UVB lights.
I just set Swordtail's timer for his bath and paused it so I could actually fill his soaking bowl up and he crawled over my phone and canceled the timer
Mirage came out of brumation on April 26. He was doing great. On May 2 he started acting funny. We just redid his tank, and he keeps going into one of his hides. He just lays there. He shows no intrest in food. HELP!