https://i.ytimg.com/vi/OMtBVPrtzQ0/maxresdefault.jpg
What twigs can I use that won't rot away and cause issues? what leaves to use? any ideas for substrate? I won't be using any plants other than a few small anubias around rocks for a hint of green.

What twigs can I use that won't rot away and cause issues? what leaves to use? any ideas for substrate? I won't be using any plants other than a few small anubias around rocks for a hint of green.
