Abstract:Abstracts: Urban green spaces have improved the quality of urban ecology, environmental protection, urban disaster prevention, the quality of urban life and beautify the environment etc. The comprehensive benefits of urban green spaces in Huangzhou City of green spaces biomass, carbon sequestration, oxygen release, noise reduction, dust-retention, temperature regulation, water conservation, and soil conservation benefits were evaluated. The results showed that optimization planting proportion of arbors, small arbors, shrubs, and herbs was 55:15:20:10, The benefits oxygen release and temperature regulation in green spaces accounted for a large proportion. urban afforestation potential has broad prospects in huangzhou.