Abstract: This article analyzes the practical problems existing in history of gardens, and puts forward the goal of teaching reform, constructs the online and offline mixed teaching mode for the history of gardens, carries out the teaching design from three links:pre-class, in-class and post-class, and evaluates the teaching activities in each link, dynamic feedback was formed for the teaching effect. The application of the model is analyzed in the practical teaching, and the teaching effect shows that the online and offline hybrid teaching method plays a positive role in improving students'learning enthusiasm, increasing the participation rate of classroom activities and improving the teaching effect.

Key words: Online and offline, Blended learning, History of gardens, Teaching mode, Practice, Teaching reform