im going to be upgrading my lighting to t-5's as well, and ive mainly been using the above link. that grim reefer knows his bulbs man. there is also another thread ill link it later if i can find it that is a Q&A with grim
Skip the actinics. The aqua-blue and blue-plus give you all the blue you need AND have really good PAR. Blue-plus is just plain blue, Aqua-blue is a strong white with a hint of blue.