Abstract: In recent years, with the rise and application of the new generation of information technology, the digital construction of urban landscape greening has been widely carried out in China. In view of the contents and characteristics of the three-tier landscape greening management system at the ministerial, provincial and municipal levels, this paper studies the construction and implementation of various levels of landscape greening management system with the information technology as the carrier. Through the establishment of a national digital management platform for landscaping, it connects the construction, management and maintenance of urban landscape greening, to guide the management departments at all levels to supervise and manage, assist decision-making and serve the public with the big data, and improve scientific, dynamic and fine management of urban landscaping.