Down To Earth All Natural Fertilizers Organic SOP Potassium Sulfate 0-0-50, 1 lb

Product overview

Down To Earth All Natural Fertilizers SOP Potassium Sulfate is a professional-grade, 200-mesh powder designed for reliable delivery of potassium. With 50% soluble potash (K2O), this 0-0-50 formulation supports flowering and fruiting by supplying readily available potassium. The powder is organic-certified and OMRI-listed, making it suitable for certified organic production and crops meant for the table. The formula is chloride-free, protecting sensitive crops and helping maintain healthy soil biology. Its solution-grade, water-soluble texture dissolves quickly in irrigation water, hydroponic solutions, or foliar sprays, enabling flexible application across different systems.

Key benefits

• High Potassium Content (0-0-50): Delivers 50% soluble potash for flowering, fruiting, and overall plant vitality.
• Organic & OMRI Listed: Approved for organic production and safe for edible crops.
• Chloride-Free Formula: Safe for chloride-sensitive crops and beneficial soil biology.
• Solution Grade & Water-Soluble: Fine, fast-dissolving powder ideal for fertigation, hydroponics, and foliar applications.
• Enhances Plant Resilience: May improve drought tolerance, sugar formation, nutrient transport, and stress responses.

Why choose Down To Earth SOP Potassium Sulfate

This product combines a strong potassium punch with purity and versatility. The 200-mesh, fine powder dissolves rapidly, making it suitable for modern fertigation rigs or home hydroponic setups. Being chloride-free helps protect sensitive crops and preserve soil life, while OMRI listing supports organic growing programs and crop safety. This potassium sulfate can be integrated into soil and soilless media, greenhouse benches, and outdoor beds alike, offering flexibility for diverse crops and seasons.

Common uses and practical applications

• Fertigation in drip irrigation systems to evenly distribute potassium with irrigation water.
• Hydroponic nutrient solutions and recirculating systems for controlled growth environments.
• Foliar sprays to apply nutrients directly to leaves during active growth.
• Safe for edible crops when following label directions, contributing to a balanced fertilization plan.

How to use and tips

Mix the powder with water to dissolve before adding to your nutrient reservoir or spray tank. Start with a small test batch to observe plant response, then adjust according to crop needs and system guidelines. Always follow the product label for rates and safety.