greenhouse

Does anybody know a light that can withstand corrosion in a greenhouse and light a large footprint? Im putting together a 20 x 30 heated greenhouse with a fiberglass growout tank. My goal is to experiment with sexual propagation with coral and mabey some tang species (anything that uses...

Hello everyone, My greenhouse tank has been set up since July of this year and I would like to make it into a full reef tank. However, the hardy SPS corals I have put in such as Birdsnest and Pocillipora have all STNd and many of the soft coral frags have started to melt. I assume that...