Difficile can survive on floors and around toilets in its spore form for

According to the Centers for Medicare and medicaid services a C Difficile can survive on floors and around toilets in its spore form for up to six months. 
Clostridium difficile infection is due to a toxin-producing bacteria that causes a more severe form of antibiotic associated diarrhea. It ranges from mild diarrhea to severe colon inflammation that can be fatal.