If you are an indoor cultivator you may be wondering how to properly add multiple N-P-K ratios together to calculate the overall ratio of your feedings. Understanding the role of NPK (Nitrogen, Phosphorus, and Nitrogen) in fertilizer and common NPK ratios will make choosing the right fertilizer much easier. For instance, to encourage plants to root, you need to choose a fertilizer that is higher in phosphorous than in nitrogen or potassium, i.e. one with a 1-2-1 ratio. We offer several standard formulations of NPK fertilizers and can also make custom . This is a family of products with a high Nitrogen content and NPK ratios of . According to the Gallup Gardening Survey, less than half of the country's home gardeners use any kind of fertilizer on their lawns or gardens. What's unfortunate . Ingredient charts, materials lists and shopping for fertilizer materials and not get frustrated, including . Such a 1-2-2 ratio is about right for a general-purpose organic-based garden fertilizer. Aged horse manure is an excellent, complete source of N-P-K (~2-1-2 ratio) and fibrous organic matter, not . Build This Cozy Cabin. Homemade liquid fertilizers made from free, natural ingredients — such as grass clippings, seaweed, chicken manure and human urine — can give your plants . 7 iyn 2013 - There's no magic in that 1:2:1 ratio of nitrogen to phosphorous to potassium in 'Miracle-Gro' and 'Schultz Instant', and other fertilizers that might . Many natural fertilizers are available on the market today. Make sure to familiarize yourself with the right terms and don't be misled by the N-P-K numbers.