The invention relates to firmiana plantanifolia (l.f.) marsili leaf yin nourishing and heat clearing bath powder and a production method thereof. The firmiana plantanifolia (l.f.) marsili leaf yin nourishing and heat clearing bath powder comprises a drug powder bag and a perfume bag, wherein the drug powder bag is prepared from the following raw materials by weight: 35-45 parts of firmiana plantanifolia (l.f.) Marsili leaf, 10-16 parts of clerodendron petasites (lour.) moore, 10-16 parts of fruit of melastoma dodecandrum lour, 5-8 parts of rosa laevigata michx, 5-8 parts of ardisia primu1aefolia gardn.t champ, 5-8 parts of spruce cone, 5-8 parts of ipomoea aquatica, 3-6 parts of scutellaria tayloriana, 3-6 parts of marshy betony herb, 3-6 parts of streptopus obtusatus fassett, and 3-6 parts of pellionia repens (lour.) merr, and the perfume bag is prepared from the following raw materials by weight: 10-12 parts of rose, 8-10 parts of rosa chinensis, 6-8 parts of citrus aurantium l, 3-5 parts of lilac, and 3-5 parts of lavender. The main steps of the production method comprise that (1) the drug powder bag production steps comprise: A, raw material pre-treatment, B, soaking, evaporation to achieve a dried state, chopping, and baking-frying, C, filtration liquid extracting, D, centrifugal separation and solution mixing, and E, concentration and drying; (2) a perfume bag is produced; and (3) the drug powder bag and the perfume bag are packaged into a packaging bag so as to prepare the finished product. According to the present invention, after the firmiana plantanifolia (l.f.) marsili leaf yin nourishing and heat clearing bath powder is used for a long time, the effects of yin nourishing, body fluid regeneration, heat clearing, dampness removing, mental tranquilization, nerve calming, qi promoting and spleen strengthening can be provided.