sick anemone maybe?? need help

[Dmon1123]

the tank is about year old but i did recently change the substrate it was the crushed coral and now its the sand

 

[Dmon1123]

how long willl it take for my anemone to grow??

 

[ccCapt]

It will die under those lights before it grows.

 

[Dmon1123]

how come tho? i asked like every pet store near my house and they said it should be fine since its in a 10 gallon tank. if i just switch the bulb that i have now and put a pure actinic light would that do it or do i really need to spend 100 or more on a hood?