Zone Forge reads your Connecticut soil test in Connecticut's own calibrated language — the critical levels and rate logic come straight from Connecticut — UConn Soil Nutrient Analysis Laboratory (Modified Morgan extractant), not a national average.
Published source: Connecticut — UConn Soil Nutrient Analysis Laboratory (Modified Morgan extractant)
Connecticut — UConn Soil Nutrient Analysis Laboratory (Modified Morgan extractant). Zone Forge cites the publication on every recommendation.
Yes — the Connecticut 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 Connecticut soil test in its own state's language, then builds source-cited fertilizer and lime recommendations and full variable-rate prescriptions. See the science →