The invention discloses an efficient environment-friendly liquid fertilizer. The fertilizer is prepared from the following raw materials in parts by weight: 1-2 parts of zinc sulfate, 5-6 parts of artemisia hedinii leaves, 12-16 parts of straw ash, 5-6 parts of potassium fulvate, 2-4 parts of potassium hydroxide, 7-10 parts of flolia convallariae, 6-8 parts of oyster shell powder, 8-10 parts of urea, 6-7 parts of monopotassium phosphate, 2-3 parts of calcium propionate, 0.1-0.3 part of triacontanol, 0.1-0.2 part of ethephon, 3-4 parts of magnesium sulfate heptahydrate, 9-15 parts of bone meal and 8-12 parts of a compounding agent. The liquid fertilizer disclosed by the invention combines the advantages of inorganic raw materials and organic raw materials, and is easily absorbed by crops, and moreover, the fertilizer promotes rooting and enlargement of leaves of crops, and is convenient to use, low in cost and free of discharge of waste pollutants in the production process, so that the fertilizer is an efficient environment-friendly liquid fertilizer.