GROW NPK 15-15-15+15 SO₃ is a granular NPK fertilizer containing 15% total nitrogen, 15% total phosphorus pentoxide (P₂O₅), 15% water-soluble potassium oxide (K₂O), and 15% sulfur trioxide (SO₃). It provides balanced NPK and sulfur nutrition to support plant growth and crop development. Suitable for vegetables, strawberries, fruit trees, vineyards, olive trees, nut trees, field crops and landscape areas, it can be applied before planting, during soil preparation and at different stages of plant development.