actinic

I have 3, 48in actinic bulbs available. 28w. Used yes, but barely!

I just got a fabulous light -- a Coralife High Output T5 Lunar Aqualight -- for my planted peacock tank. I replaced the two 10K bulbs with 6K bulbs. I kept the two actinic bulbs to use as moonlights. Question -- is there any reason to leave the actinics on during the day with the 6Ks? Do they...