Landscape architecture as a sunrise major has faced unprecedented opportunities and challenges under the background of 19th CPC National Congress and new normal as well as the impact of social environment and students" personality in the new era.The paper explores the TDC teaching mode of in architecture colleges based on the cultivating students" correct view of major and put forward the theaching of "theory - design - onstruction" in order to improve students" interest in active learning then make full use of all kinds of resources to achieve "innovation and entrepreneurship" education.