Soil Analysis Examples and Coffee Nutrients
When buying soil for growing coffee, the following values are recommended for coffee soil (Malavolta, 201): P (resin) - 15-30 µg/cm3. P (Mehlich 1): 10-20 ppm SO4-S: 10-15 µg/cm3. K% CEC (pH 7.0): 10-15% Ca% CEC (pH 7.0): 40-60% Mg% CEC (pH 7.0): 10-15%