mushroom not looking good

[stevkn38]

I have had these mushrooms and they are white and small I cant get them to color up or get any bigger I have 520 watts of power compact and they are middle tank one of the mushrooms is unnder the ledge and he still has no color what can I do to get these to color up and start growing thanks

 

[seapug]

they are bleached. Put them in the shade and low current and wait a few months. They will start turning brown and then regain their color.