Moss can be found on walls all over Tibia
When you don't really care about your house it might get overgrown by moss.
It can also look like this:
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.