The invention discloses an organic-inorganic compound fertilizer special for broccoli, which is prepared from the following raw materials in parts by weight: 5-8 parts by weight of shrimp bran, 10-15 parts by ascophyllum nodosum, 25-30 parts by sheep manure, and 5 parts by weight of dried Pu'er tea dregs -8, bone meal 3-8, EM bacterial agent 1-2, rotten cantaloupe 20-25, rotten orange 15-20, rotten kiwi fruit 5-9, peat soil 20-25, soybean meal 8-10, wheat flour 10-15, amino acid Chelating solution 3-5, straw 8-12, urea 35-40, diammonium phosphate 15-18, potassium chloride 28-30, zinc sulfate 1-2, andrographis 5-8, tripterygium 2-4, camphor leaves 2-4. The present invention is a specially formulated fertilizer specially prepared for the growth of broccoli. The present invention can effectively improve the disease resistance and drought resistance of broccoli, and correspondingly slow down the damage to the soil. Rotten fruit pulp and dried Pu'er tea residue When used in closed fermentation, the nutrient content of the present invention is enriched, cost is saved, and waste is turned into wealth.