Tulip, IndianaTulip is an unincorporated community in Highland Township, Greene County, Indiana, United States.HistoryAccording to one source, the community was likely named for the American tulip tree. A post office was established at Tulip in 1884, and remained in operation until it was discontinued in 1906.GeographyThe Tulip Viaduct spans Richland Creek between Solsberry and Tulip.