Abstract: In process of construction of contemporary garden engineering，construction of three-dimensional landscaping greening project has got more attention.Construction of three-dimensional landscaping greening project could create a large area of green space in a short time，realize effective greening of city，and achieve effect of urban overall space beautification.Combined with actual situation，construction technical requirements of three-dimensional landscaping greening project were analyzed，and then key points and matters needing attention of three-dimensional landscaping greening project were discussed，aiming to provide reference for relevant researches.