Let GSP grow on the back wall?

[don.ald]

Originally Posted by Kryten

Thanks for all the votes and comments everyone. I have now pushed my gsp rock so that it is touching the back wall. We'll see how long this takes....

any updates on the GSP? how about pics anyone of it growing on the back wall/

[Kryten]

Surprised to see this thread resurface.. I took my tank down, but it was a few inches in diameter after a few months...