The invention relates to a nutrient solution for soilless cultivation, which comprises the following materials in parts by weight: 0.5-0.8 parts of magnesium sulfate, 0.4-0.6 parts of manganese sulfate, 0.8-1.2 parts of copper sulfate, and 0.8-1.2 parts of ferrous sulfate , 0.8-1.2 parts of zinc sulfate, 0.5-0.8 parts of ammonium molybdate or ammonium permolybdate, 0.2-0.4 parts of boric acid, 0.4-0.6 parts of potassium chloride, 0.8-1.2 parts of double superphosphate, 0.4-0.6 parts of potassium nitrate , 0.4-0.6 parts of sodium chloride, 0.4-0.6 parts of sodium bicarbonate, 1.0-1.2 parts of aspirin, 20-40 parts of amino acids, 80-100 parts of urea, 0.8 parts of sodium dodecylbenzenesulfonate, and the balance is tap water ; Total weight 10000 parts. The invention has the following main beneficial effects: the manufacturing method is simple, easy to master, easy to purchase raw materials, sufficient nutritional elements and ingredients, good disease prevention effect, and faster crop growth.