Trichoderma species are cosmopolitan, typically soil-born, able to growth on plant debris and frequently dominant member of soil microflora. In this study, 20 fungal isolates include Trichoderma asperellum, T. atroviride and T. arundinaceum were isolated base on antiseptic methods from root and stem of different hosts. These species could be endophytic Trichoderma of Kurdistan Province that are reported for first time from Iran.