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Ships within 48 hours · Estimated delivery Sep 28 - Oct 3
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Description
organic potassium fertilizer for plants Diamond K Ultra Fines Potassium Sulfate (Sulfate of Potash) Natural soil amendment | 0-0-50 Potassium fertilizer 10 lbsPremium Ultra Fine Sulfate of Potash (0 0 50) Diamond K's ultra fine sulfate of potash delivers 100% pure potassium sulfate in a fast dissolving formula that's perfect for professional growers and serious gardeners seeking maximum plant performance. Key Benefits for Your Crops Enhanced Plant Health: Provides essential potassium for stronger stems, improved disease resistance, and better stress tolerance Superior Soil Drainage: Improves soil structure
Premium Ultra-Fine Sulfate of Potash (0-0-50)
Diamond K's ultra-fine sulfate of potash delivers 100% pure potassium sulfate in a fast-dissolving formula that's perfect for professional growers and serious gardeners seeking maximum plant performance.
Key Benefits for Your Crops
- Enhanced Plant Health: Provides essential potassium for stronger stems, improved disease resistance, and better stress tolerance
- Superior Soil Drainage: Improves soil structure and water infiltration for healthier root systems
- Increased Yields: Promotes larger, higher-quality fruits and vegetables with better shelf life
- Fast Absorption: Ultra-fine particles dissolve quickly for immediate plant uptake
- OMRI Listed Organic: Certified for use in organic production systems
- Low Chloride: Safe for chloride-sensitive crops like potatoes, tobacco, and berries
Application Guidelines
Application Rate: 1-2 lbs per 1,000 sq ft or follow soil test recommendations
Coverage: This 4 lb bag covers up to 4,000 sq ft
Best Timing: Apply during fruit development, flowering, and stress periods
Mixing: Dissolves completely in water for fertigation systems
Technical Specifications
- NPK Analysis: 0-0-50 (50% Potassium, 0% Nitrogen, 0% Phosphorus)
- Potassium (K2O): 50% minimum guaranteed
- Sulfur (S): 18% minimum for improved protein synthesis
- Chloride: Less than 2.5% - safe for sensitive crops
- Particle Size: Ultra-fine mesh for rapid dissolution
- Source: Natural mined potassium sulfate
Perfect For
Ideal for vegetables, fruits, nuts, field crops, greenhouse production, and hydroponic systems. Works excellently with other products in our natural and organic fertilizer collection and pairs well with our pH management tools for complete nutrient programs.
Trust Diamond K Gypsum's decades of experience in providing premium soil amendments to professional growers nationwide.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy