How long should I leave the lights on my nano reef aquarium?

Hi I set up a nano reef aquarium in a 24g Nano Cube Dx 72W VHO Lighting (Compact Flourescent) As of now I have 2 tomato clowns and a small yellowtail damsel in there, along with some snails and some crabs, as well as a feather duster. the only coral i have right now are a couple mushrooms. When should I set the... show more Hi I set up a nano reef aquarium in a 24g Nano Cube Dx 72W VHO Lighting (Compact Flourescent) As of now I have 2 tomato clowns and a small yellowtail damsel in there, along with some snails and some crabs, as well as a feather duster. the only coral i have right now are a couple mushrooms. When should I set the light timer to turn on and off at? Currently I have it turning on at 7 AM and off at 8 PM. what is the best schedule to run on?
5 answers 5