10 roadside green spaces within the second ring road in Hefei City were surveyed with statistical,ecological and psychological methods.The relationship between green space landscape components and recreation satisfaction was explored with questionnaire survey of recreation satisfaction.The results showed that the comprehensive satisfaction of recreation in Hefei was different from each roadside greenbelt,with green space satisfaction scores ranging from 3.044 to 4.320.The overall satisfaction was common.The Rui Garden built in 2010 scored the best,and the East Changjiang road and Nanling road cross garden built in 2000 scored the lowest.By setting up model for landscape components and recreation satisfaction,the green space with high citizen satisfaction had the performance with suitable ratio of green space and pavement surface,appropriate proportion of evergreen and deciduous trees,adequate shade and reasonable width of sidewalks. Results of analyzing the curve estimation regression with SPSS 23.0 analysis software showed that there was a certain curve relationship between the green space landscape components and recreation satisfaction.The corresponding optimal estimation models were established.