Often abbreviated AS or AMS, Ammonium Sulphate is produced from a reac­tion of sulfuric acid and heated ammonia. Ammonium Sulphate Product Description. Analysis: 21-0-0-24S available in slightly varying analyses. Ammonium Sulfate is a chemical compound crystalline in nature used primarily to manufacture artificial alkaline soil fertilizers for agriculture. We recommend using Greenway Biotech, Inc. Tomato Fertilizer for tomato plants since that was specifically formulated for maximum yield for tomato plants.. The first method is to mix the fertilizer thoroughly with compost. These crops are heavy-feeders, meaning they require significant amounts of nutrients (nitrogen and sulfur) and water throughout their initial growth phase. Ammonium sulfate fertilizer for trees, shrubs, evergreens, flowers and vegetables. The guaranteed analysis is 21-0-0+24(S). Ammonium Sulphate is one of the most widely used nitrogen fertilizers. Our Ammonium Sulfate fertilizer is the perfect blend for growing onions, garlic, elephant garlic, shallot and leeks. This item cannot be … However, if you are using dry granular fertilizer then you should apply Ammonium Sulfate at the rate of 1 tablespoon per plant. With the launch of this new line, we are now the nation’s supplier of urea plus ammonium sulfate. The main reason for this is the relatively low Nitrogen content of AS, as compared to that of Onions need a steady supply of nitrogen to form large bulbs. Topdress with Ihis mixture, brush the material well down into the turf, and then follow immediately with a thorough watering. Ammonium nitrate works well for gardens with acidic soil. Side dress growing plants in early and midsummer with 1/2 cup nitrogen-based fertilizer. Use ammonium sulfate if your soil is alkaline because this fertilizer lowers the pH slightly. It can be applied to lawns as a top dressing of nitrogen and sulfur with a broadcast or drop-type spreader. Ammonium sulfate as fertilizer As a fertilizer, AS supplies two fundamental nutrients: ni-trogen and sulfur. This fertilizer is also great for starting seeds and establishing new lawns. An economical source of quick greening nitrogen, with high sulfur. Lawn and Garden Ammonium Sulfate has an NPK of 21-0-0. Ammonium Sulphate can provide nitrogen and sulphur and can make crops thrive and improve fruit quality , yield and strengthen resistance to disaster.Ammonium Sulphate is the best quick-acting nitrogen fertilizer. 1. The substance contains 24 percent sulfur while the nitrogen percentage is 21. By this method both ammonium sulfate and ammonium phosphate have been applied on plots at the Arlington Turf Garden at the rate of 6V2 pounds per 1,000 Is Ammonium Sulfate fertilizer good for tomato plants? Of the total amount of nitrogen fertilizers only 4% is ammonium sulfate. Ammonium sulfate chemical formula is (NH 4) 2 SO 4. Use for rapid growth and to increase plant greening. 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