Active multi-nutrition foliage fertilizer

The invention relates to a preparation method of an active multi-nutrition foliage fertilizer. The method comprises the following steps: on the basis of parts by weight, adding 2-4 parts of 5-aminolevulinic acid, 1-2 parts of 3,5-dimethylpyrazole phosphate, 2-4 parts of zinc glycinate, 3-5 parts of magnesium sulfate, 30-40 parts of urea, 3-5 parts of carboxymethyl starch potassium, 20-30 parts of ammonium dihydrogen phosphate, 5-10 parts of ammonuim humate, 5-10 parts of brown sugar, 10-20 parts of potassium nitrate, 0.2-0.3 part of potassium nitrate and 0.5-1 part of sorbitol polyoxyethylene ether 4-stearate; and crushing the raw materials and mixing evenly, so as to obtain the active multi-nutrition foliage fertilizer. The active multi-nutrition foliage fertilizer disclosed by the invention is good in absorption, quick in acting, and significant in fertilizer efficiency; the crop is vigorous in growth; the fruit is good in quality; the output is obviously improved; and the active multi-nutrition foliage fertilizer can be widely applied to planting of crops such as apples, grapes, vegetables and the like.