Abstract: Islamic landscape architecture or Islamic garden, which dominatingly spreads in Iran, Spain and India, is one of the three systems of landscape architecture in the world.As the source and major contents of Islamic landscape architecture, Islamic landscape architecture or Islamic garden of Persian style is of important research significance while the relevant researches at present are scarce.The development history and summary of Persian gardens were analyzed by having the world heritage of Persian gardens as research cases in this paper.The unique characteristics of Persian gardens were studied from the aspects of construction system, overall layout, waters, landscape plants and architecture.Further, its cultural landscape attributes, major values and influences were presented from the perspective of cultural landscape, and their enlightenments for landscape architecture in China were discussed.The paper is of important reference value for current scarce researches on Islamic landscape architecture of Persian styles and of significance for enriching relevant researches on Islamic landscape architecture.