The invention discloses flowering tea for relieving summer heat and quenching thirst and a manufacturing method thereof. The flowering tea is composed of, by weight, 20-30 parts of peach blossoms, 10-15 parts of jasmine flowers, 10-15 parts of ilex latifolia thunb, 10-12 parts of green bean juice, 7-10 parts of buckwheat, 6-9 parts of tomato juice, 8-12 parts of radix puerariae flowers, 4-6 parts of radix notoginseng, 5-7 parts of polygala fallax hemsl, 3-5 parts of fern roots, 4-6 parts of pericarpium citri reticulatae, 3-5 parts of selfheal extracting solutions, 4-6 parts of rose extracting solutions, 5-8 parts of coconut juice, 5-7 parts of haw juice, 4-6 parts of cauliflowers, 5-7 parts of apple vinegar, 4-6 parts of peanut oil, 5-7 parts of onions, 3-5 parts of decavitamin, 2-4 parts of rock candy and 5-10 parts of composite powder. The healthcare flowering tea is pure in taste and extensive in raw material source, and manufactured beverages are good in taste and mellow in smell. The flowering tea is a medicine-food homologous beverage with selected pure natural plants as raw materials, no preservative or pigment is added, and the flowering tea is rich in vitamin and carbohydrate, has the functions of clearing away heat and toxic materials, relieving summer heat and quenching thirst, has quite good effects of relieving summer heat and cooling, and is suitable for various kinds of people to drink.