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China Suppliers NPK 15-15-30+TE Water-Soluble Fertilizer from Factory for Enhanced Fruit Growth and High-Yield Crops
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China Suppliers NPK 15-15-30+TE Water-Soluble Fertilizer from Factory for Enhanced Fruit Growth and High-Yield Crops

Our high-potassium water-soluble fertilizer, featuring an NPK ratio of 15-15-30+TE, is expertly formulated to enhance fruit development, promote vibrant color, and increase sweetness in your crops. This premium fertilizer, complete with chelated micronutrients, ensures optimal results for high-yield crop production. As a leading supplier in China, our factory adheres to strict quality standards, providing you with the best solutions for your agricultural needs. Choose our fertilizer to elevate your crop performance and increase your harvest quality today!

    🌿 Product Overview

    NPK 15-15-30+TE Water-Soluble Fertilizer is a high-potassium formula developed for fruiting and quality improvement stages. With elevated potassium content, it plays a key role in fruit enlargement, sugar accumulation, and color development, making it widely used in high-value crops and intensive farming systems.

    Manufactured using high-purity raw materials such as monoammonium phosphate (MAP), monopotassium phosphate (MKP), and potassium nitrate, the product ensures complete water solubility, fast dissolution, and zero insoluble residue, allowing safe and efficient use in drip irrigation, foliar spraying, and fertigation systems.

    The formula is enriched with chelated trace elements (EDTA-Fe, Mn, Zn, Cu, plus B and Mo), supporting balanced plant nutrition and reducing the risk of physiological disorders caused by nutrient deficiencies.

    With its mildly acidic solution, this fertilizer improves nutrient availability and uptake efficiency, contributing to better crop performance, improved fruit quality, and higher market value.

    🧪 Composition and Nutrient Content

    Product Name: NPK 15-15-30+TE  |  Type: High Potassium Water-Soluble Fertilizer

    📊 Guaranteed Analysis
    Total Nitrogen (N)
    15.0%
    Ammoniacal N (NH₄⁺-N)
    3.0%
    Nitrate N (NO₃⁻-N)
    8.6%
    Ureic N (NH₂-N)
    3.4%
    Available Phosphorus (P₂O₅)
    15.0%
    Soluble Potassium (K₂O)
    30.0%
    🔬 Micronutrients (Chelated & Trace Elements)
    • Iron (Fe-EDTA): 1000 ppm
    • Manganese (Mn-EDTA): 500 ppm
    • Zinc (Zn-EDTA): 150 ppm
    • Copper (Cu-EDTA): 110 ppm
    • Boron (B): 200 ppm
    • Molybdenum (Mo): 70 ppm
    ⭐ Key Features
    • High potassium content for plant development
    • 100% water-soluble, no residue
    • Chelated micronutrients for improved absorption
    • Free from chloride, sodium, and harmful substances
    • Weakly acidic solution for better nutrient uptake
    • High purity, suitable for precision agriculture systems

    🌱 Application Scenarios

    🍎 1. Fruit Development & Quality Improvement
    • Promotes fruit enlargement and weight gain
    • Enhances sugar content, color, and appearance
    • Improves overall fruit quality and market value
    🛡️ 2. Prevention of Physiological Disorders
    • Reduces risks of fruit cracking
    • Reduces blossom-end rot
    • Prevents poor coloring
    • Prevents premature fruit drop
    • Supports balanced nutrient supply during critical growth stages
    💧 3. Fertigation & Irrigation Systems
    • Suitable for drip irrigation and sprinkler systems
    • Recommended dilution: 1000–2000 times, applied every 7–10 days
    • Clean dissolution prevents clogging and ensures uniform nutrient delivery
    🌾 4. Soil & Foliar Application
    • Can be applied through fertigation, soil drenching, or foliar spraying
    • Rapid nutrient absorption for high-efficiency feeding

    📦 Packaging Options

    • 25 kg standard bags
    • OEM/ODM customized packaging available upon request

    🏆 Product Positioning

    NPK 15-15-30+TE is positioned as a high-performance potassium-rich fertilizer for growers aiming to maximize crop quality, improve plant characteristics, and increase yield consistency.

    It is especially suitable for:

    • Plant producers targeting premium markets
    • Greenhouse and intensive farming systems
    • Growers focusing on color, taste, and shelf life improvement

    With its high potassium ratio and balanced micronutrient support, this product delivers strong crop performance, enhanced fruit quality, and reliable results across different growing conditions.

    Frequently Asked Questions

    What makes NPK 15-15-30+TE different from a balanced NPK fertilizer?
    NPK 15-15-30+TE contains double the potassium level compared to nitrogen and phosphorus, making it specifically designed for the fruiting and ripening stages. The elevated K₂O content promotes sugar accumulation, color development, and fruit firmness — benefits that a standard balanced NPK cannot fully deliver during these critical growth phases.
    Is NPK 15-15-30+TE safe to use in drip irrigation systems?
    Yes. The product is manufactured from high-purity raw materials and is 100% water-soluble with zero insoluble residue. It dissolves cleanly without clogging emitters or nozzles, making it fully compatible with drip irrigation, sprinkler, and fertigation systems.
    What crops benefit most from this fertilizer?
    This fertilizer is especially effective for high-value fruiting crops such as tomatoes, peppers, strawberries, grapes, melons, and citrus. It is also widely used in greenhouse vegetables and any crop where fruit quality, color, and shelf life are priorities for premium market sales.
    How should NPK 15-15-30+TE be diluted for foliar application?
    For fertigation and drip irrigation, a dilution ratio of 1000–2000 times is recommended, with applications every 7–10 days. For foliar spraying, a lower concentration is advised to avoid leaf burn. Always refer to local agronomic guidelines or consult a crop advisor for crop-specific recommendations.
    Does this product contain chloride or sodium?
    No. NPK 15-15-30+TE is free from chloride, sodium, and other harmful substances. This makes it safe for sensitive crops and suitable for use in precision agriculture and greenhouse systems where input quality is strictly controlled.
    Is custom packaging available for this product?
    Yes. In addition to the standard 25 kg bag, OEM and ODM customized packaging options are available upon request. This allows distributors and agricultural brands to offer the product under their own label with tailored packaging specifications.