Abstract:An effort has been made to review the ecological role of hydraulic lift and discuss the existing questions in the research field. Hydraulic lift is the process by which some deep-rooted plants take in water from deeper soil layers and exclude that into shallower, drier soil layers. According to the published papers, hydraulic lift is of important ecological significance. Hydraulically lifted water (HLW) can benefit the plant that lifts it as well as benefit neighboring plants. Hydraulic lift not only provid...