The invention relates to a red maple cuttage breeding method, comprising the following steps of (1), carrying out sterilization and disinfection on a greenhouse; (2), fully and evenly mixing peat and perlite, using potassium permanganate for sterilization and disinfection, loading into a plug seedling tray, stamping solidly, placing in the greenhouse and watering thoroughly; (3), selecting annual semi-lignified healthy and strong branches without plant diseases and insect pests as scion wood, carrying out subsection during shearing, and reserving shoots and leaves: (4), sterilizing the sheared cutting slips, dipping different rooting agents according to different shearing parts, and carrying out cuttage: (5), carrying out temperature and humidity control and nutrient and water management on cutting seedlings after cuttage. The method is free of the limit of territory and climate conditions, the operation is simple, the breeding is rapid, the rooting percentage reaches over 95%, asexual seedlings can be bred in a large area, bred red maple seedlings can keep the merit of a female parent, and the red maple cuttage breeding method is most suitable for pot culture and small bonsai.