The invention discloses a compound fertilizer for fruit tree planting, wherein the compound fertilizer comprises the following raw materials by weight: 50-100 parts of straw powder, 60-90 parts of livestock and poultry manure, 20-40 parts of plant ash, 20-40 parts of acrylic acid, 10-20 parts of diammonium hydrogen phosphate, 10-30 parts of potassium dihydrogen phosphate, 10-20 parts of calcium nitrate, 6-12 parts of calcium dihydrogen phosphate, 0.5-4 parts of sodium tetraborate, 0.2-3 parts of boric acid, 0.5-6 parts of sodium acid, 0.1-4 parts of polyacrylamide, 0.1-5 parts of sodium alginate, 1-5 parts of amino acids, 1-7 parts of a composite microbial agent, 0.2-4 parts of cellulose, and 1-5 parts of medium-trace elements. According to the present invention, with the mixed use of the organic components, the inorganic components and the microbial agent, various parts provide the synergetic effect, such that the fertilizer composition has the high fertility and meets the growth nutrition required by fruit trees.