In a survey of mites associated with ornamental trees in 1992 and 1993m five Tarsonemus species unrecorded inKorea were identified. They are Tarsonemus confu년 Ewing, 1939, T. occidentalis Ewing, 1939, T. sasai Ito, 1962, T. scaurus Ewing, 1939, and T. waitei Banks, 1912, Morphological characteristics and host rabges of these species are reported