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China NPK 15-15-30+TE Water-Soluble Fertilizer Supplier | High-Potassium Fertilizer from Trusted Factory
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China NPK 15-15-30+TE Water-Soluble Fertilizer Supplier | High-Potassium Fertilizer from Trusted Factory

Introducing our high-potassium **NPK 15-15-30+TE** water-soluble fertilizer, specially formulated with chelated micronutrients. This premium product is designed to boost fruit development, enhance color and sweetness, and support high-yield crop production. As a leading fertilizer supplier in China, we pride ourselves on providing top-quality solutions from our state-of-the-art factory. Trust our expertise to elevate your agricultural output and achieve exceptional results in your crops

    🌿 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 Nitrogen (NH₄⁺-N): 3.0%
    • Nitrate Nitrogen (NO₃⁻-N): 8.6%
    • Ureic Nitrogen (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
    ✅ 100% water-soluble, no residue
    ✅ Chelated micronutrients
    ✅ Chloride & sodium free
    ✅ Weakly acidic solution
    ✅ Precision agriculture ready
    ⭐ High purity formula — suitable for precision agriculture systems including drip irrigation and fertigation.

    🌾 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
    • Prevents blossom-end rot
    • Addresses poor coloring and 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

    🎯 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

    Q What makes NPK 15-15-30+TE different from standard NPK fertilizers?
    NPK 15-15-30+TE features a significantly elevated potassium (K₂O) content of 30%, making it specifically designed for the fruiting and quality improvement stages. Unlike standard balanced NPK fertilizers, it also includes a full suite of EDTA-chelated micronutrients (Fe, Mn, Zn, Cu) along with Boron and Molybdenum to support comprehensive plant nutrition.
    Q Is NPK 15-15-30+TE safe to use in drip irrigation systems?
    Yes. The product is manufactured from high-purity raw materials ensuring 100% water solubility with zero insoluble residue. This makes it fully compatible with drip irrigation, sprinkler systems, and fertigation equipment without risk of clogging emitters or nozzles.
    Q What is the recommended application rate and frequency?
    For fertigation and drip irrigation systems, the recommended dilution ratio is 1000–2000 times, applied every 7–10 days during the fruiting and quality improvement stages. Application frequency and dosage may vary depending on crop type, growth stage, and soil conditions.
    Q Which crops benefit most from NPK 15-15-30+TE?
    This fertilizer is particularly beneficial for high-value fruit and vegetable crops including tomatoes, peppers, strawberries, grapes, melons, and citrus. It is widely used in greenhouse cultivation, intensive farming systems, and by growers targeting premium markets where fruit color, taste, and shelf life are critical.
    Q Can NPK 15-15-30+TE be applied as a foliar spray?
    Yes. In addition to fertigation and soil drenching, NPK 15-15-30+TE can be applied as a foliar spray. Foliar application enables rapid nutrient absorption directly through the leaf surface, providing a fast-acting nutritional boost especially during critical growth and fruit development periods.
    Q Is customized or OEM packaging available for this product?
    Yes. In addition to the standard 25 kg bag packaging, OEM and ODM customized packaging options are available upon request. This allows distributors, retailers, and agricultural businesses to brand the product under their own label to suit their specific market requirements.