Perfect
its not a lighting question but a chemistry question
iron, strontium will help with colors, do very low dosing and test, also recently copper is a concern for loosing color.
its not a lighting question but a chemistry question
iron, strontium will help with colors, do very low dosing and test, also recently copper is a concern for loosing color.




What are you doing to your water chemistry that makes zoanthids color up?
So do blue t5s, 20,000k MH and actinic PCs...not as much as blue LEDs though.



