The Prilled Potassium Nitrate 50 lb is a high‑purity, granular fertilizer designed for professional greenhouse, nursery, and hydroponic use. It provides 13% nitrogen and 44% potassium (K₂O), delivering targeted nutrition for fruiting and flowering crops, correcting potassium deficiencies, and supporting high‑potassium feeding programs. Its prilled form dissolves cleanly in fertigation and hydroponic systems, ensuring precise nutrient delivery and compatibility with most soluble fertilizers.