Soil Test Calculator and Recommendation
Take the guesswork out of growing. Our soil tests and calculator give you a clear picture of what's happening below the surface, helping you understand nutrient levels, soil biology, and amendment needs. Get data-driven recommendations to build a thriving soil ecosystem, optimize fertility, and provide exactly what your plants need for healthy growth and maximum yields.
Mindful Farmer Soil Calculator
Enter soil test values, site information, and choose the soil test method used by the lab, then calculate nutrient needs, products, and application rates. This tool uses different optimal ranges based on which test methodology is used.
1. Site & Test Information
Important: ppm values are interpreted differently depending on the test. MySoil-style available nutrient ranges are not interchangeable with Mehlich-3 ranges (often used by Extension).
Optimatl Nutrient Ranges
2. Soil Test Results
Enter results in ppm unless your report specifically uses another unit. Leave blank if not tested.