SOIL CONDITIONERS – Structure & Fertility Enhancers

Mineral-Based

Product: Gypsum (CaSO₄·2H₂O, 95% purity)

Function:

Replaces sodium in sodic soils (SAR reduction)

Improves water infiltration in heavy clays

Application:

Field Crops: 1–2 tons/acre

Reclamation: 5+ tons/acre

Price: 30–30–50/ton

Product: Elemental Sulfur (S⁰, 90% granules)

Function:

Lowers pH in alkaline soils (1 unit per 3 tons/acre)

Converts to sulfate-S (plant-available)

Microbial Requirement: Thiobacillus bacteria needed

Price: 200–200–250/ton

2.2 Organic-Based

Product: Biochar (800°C pyrolyzed, 70% CEC boost)

Benefits:

Carbon sequestration (2–3 tons C/acre)

Reduces nitrate leaching by 40%