Hello!

[Canadian Man]

Originally Posted by cptclever

I add Coralife, magnesium, calcium and phytoplankton on a regular basis. There were 2 polyps (purple with green centres) that hung on to their colour long after the others had faded but in the past few months they have gone as well. They still open and close with the lights and I swear there are more there than when I got them over a year ago, just without colour, greyish purple. I have very basic lighting, but enough for my mushrooms to be thriving and growing quickly.

How about describing your lighting in more detail to start with.