Home / Forums / Melodica construction, repair and maintenance / Reeds tarnishing after tuning / Reply To: Reeds tarnishing after tuningReply To: Reeds tarnishing after tuning March 29, 2015 at 2:34 pm #4539 S. Christian CollinsParticipantYeah, that’s what I’m experiencing. Are you using a Yamaha Pianica as well?