Zone Forge reads your Vermont soil test in Vermont's own calibrated language — the critical levels and rate logic come straight from University of Vermont — Reactive Aluminum + Modified Morgan (UVM AETL), not a national average.
Published source: University of Vermont — Reactive Aluminum + Modified Morgan (UVM AETL)
University of Vermont — Reactive Aluminum + Modified Morgan (UVM AETL). Zone Forge cites the publication on every recommendation.
Yes — the Vermont soil-test recommendation calculator is free and needs no signup. Enter your lab values for source-cited P, K and lime guidance.
Zone Forge reads every Vermont soil test in its own state's language, then builds source-cited fertilizer and lime recommendations and full variable-rate prescriptions. See the science →