The invention relates to the technical field of sweet-scented osmanthus and pericarpium citri reticulatae green tea, and discloses a preparation method of sweet-scented osmanthus and pericarpium citri reticulatae green tea. The preparation method of the sweet-scented osmanthus and pericarpium citri reticulatae green tea comprises the following steps: S1, green tea preparation: (1) picking; (2) spreading and airing; (3) performing fixation on the tea leaves; (4) rolling; (5) drying; S2, pericarpium citri reticulatae preparation: (1) fruit picking and washing; (2) peeling; (3) drying in the shade and turning over; (4) drying in the sun; (5) warehousing; (6) tedding; (7), pulp sweeping; S3, sweet osmanthus preparation: (1) picking; (2) removing impurities; (3) airing; (4) performing fixation on the scented tea; S4, mixing; S5, bagging is carried out; according to the invention, the added dried orange peel and green tea are cold in nature and have the effects of clearing heat and promoting salivation, the dried orange peel is warm in nature and can effectively consider the disadvantages of clearing heat and cold in nature of green tea, the dried orange peel has the effects of regulating qi-flowing for strengthening spleen, eliminating dampness and reducing phlegm and facilitating discharge of mucus and pollutants in the lung, and the dried orange peel is combined for use, mild in medicine property, better in taste, more suitable for drinking groups and also has a sterilization function.