hey so i need help understanding t-5 lighting when i went to look for a new bulb there was so much colors to pick from like AquaBlue, Blue Plus, Purple Plus, Coral Plus,Giesemann Midday, Purple High Output, true Actinic, UVL Aquasun, Pure Actinic, Actinic Plus, Super Actinic White, UVL 75.25...