Fertilizer Blend Solver

Enter your fertilizers (analysis %). Set a target blend (e.g., 3-5-3). Click Solve to get best-fit grams of each fertilizer.
Total blend mass
Target blend (set only what you care about)
Leave a target blank to ignore that nutrient. Example: set N, P2O5, K2O only.
Not solved
Solution (grams of each fertilizer)
Resulting blend (what you actually get)
Fit quality
Notes / Suggestions