Looks good, just keep an eye on how it dries. In my climate I would mount with a lot less moss than that, but in other climates you need plenty. If it dries very slowly then maybe try removing a little.
---------- Post added at 11:02 AM ---------- Previous post was at 11:00 AM ----------
P.S. I've moved this thread to the 'Growing on Mounts' area so those experienced in mounting are more likely to see it.