The present invention discloses a compound nanometer Chinese herb foliar fertilizer, wherein the raw materials at least comprise, by weight, codonopsis pilosula, polygonatum sibiricum, coptis chinensis, stemona japonica, melia azedarach, notopterygium incisum, radix bupleuri, peucedanum praeruptorum, fructus aurantii, tuckahoe, nepeta cataria, saposhnikovia divaricata, platycodon grandiflorus, ligusticum chuanxiong hort, caulis akebiae, and licorice root. According to the present invention, the coptis chinensis, the stemona japonica, and the melia azedarach have effects of good deworming, good desinsection and good sterilization, such that the external growth environment can be provided on the basis of increase of the plant growth through the three agents; the notopterygium incisum, the radix bupleuri, the peucedanum praeruptorum, the fructus aurantii, the tuckahoe, the nepeta cataria, the saposhnikovia divaricata, the platycodon grandiflorus, the ligusticum chuanxiong hort, and the caulis akebiae have effects of dredging of various fiber tube bundles of the plant, elimination of various bacteria obstruction, and expelling or dispersing of various toxins in the plant body; and with the blending effect of the licorice root on the herbs, the plant nutrition is provided, the photosynthesis efficiency is improved, the plant enzyme activity is effectively activated, the immune level of the plant is improved, the plant resistance is enhanced, and the vigorous growth is ensured.