uses light to a small degree. With the nutrients it cant grow so that should be the course of action. Cutting lights may help kill it bit the nutrients that are freed up are readily taken back up by more cyano
. Cutting lighting isnt a fix for anything. Usually ends up doing more harm than good.
29g Mixed Reef, 150w 14k Phoenix MH w/ Moonlights, Reef Octopus BH1000 HOB Skimmer, Ecotech Vortech MP10es, ReefKeeper Lite (Plus), PH Probe, Temp Probe, ATO, Carbon/GFO Reactor.