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Alginic Acid Black Seaweed Powder Fertilizer - China Suppliers & Factory for Optimal Crop Growth

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Main Raw Material: Premium Ascophyllum nodosum sourced from Canada, renowned for its nutrient-rich properties.

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Production Technology: Advanced biological enzymatic processes ensure the highest quality and effectiveness.

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Application Rate: For optimal results, dilute the product at a ratio of 1:2500.

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Dosage Recommendations:,

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  • For Crops with Single Harvest: Apply 1-1.5 kg/Ha, spraying 3-4 times throughout the growing season.
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  • For Crops with Multiple Harvests: Increase dosage to 1.5-3 kg/Ha, applying after each harvest.
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Dilution Recommendation: For effective use, dilute with water at a ratio of 1:7.

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As a leading China supplier and factory of high-quality plant nutrition products, we ensure that our Ascophyllum nodosum product supports robust crop growth and increased yield.

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    Product Character

    Increases bloom set and size of flowers and fruit.

    Increases and stabilizes chlorophyll in plants, resulting in darker green leaves and increased sugar content.

    Relieves stress in plants caused by extreme weather conditions.

    Increases plant vigor, imparting greater resistance to disease, insect attack, drought, and frost.

    Increases microorganisms in the soil that can fix nitrogen from the air.

    Increases mineral uptake from the soil and into the plant.

    Increases the storage life of fruits and vegetables by retarding the loss of protein and chlorophyll.

    Retards the aging process in plants (senescence), thereby lengthening the production season.

    Certificate of Analysis (COA)
    COA available upon request. Please contact our sales team for detailed batch analysis sheets.

    Parameter Information

    Dosage Spraying To dilute 1:2500
    Dosage: 1-1.5kg/Ha
    Crops with once picking: spray 3-4 times in whole growing period
    Crops with several picking: spray after each picking
    Drip Irrigation To dilute it with water 1000 times.
    Dosage: 1.5-3 kg/Ha
    To apply 3-4 times in whole growing period
    Reproduce Seaweed fertilizer Dilute with water at 1:7

    Frequently Asked Questions

    What are the primary benefits of using this seaweed fertilizer?

    This product increases bloom set and size of flowers/fruits, stabilizes chlorophyll for greener leaves, improves stress tolerance against extreme weather, boosts soil microorganisms, and extends the post-harvest storage life of crops.

    How should I apply this product via foliar spraying?

    Dilute the product at a 1:2500 ratio with water. Apply at a dosage of 1-1.5 kg per hectare. For single-harvest crops, spray 3-4 times during the growth cycle. For multi-harvest crops, spray after each picking.

    What is the recommended dosage for drip irrigation?

    For drip irrigation, dilute the product 1000 times with water. The recommended dosage is 1.5-3 kg per hectare, applied 3-4 times throughout the entire growing season.

    How does this fertilizer improve plant stress resistance?

    It builds plant vigor and enhances natural resistance to environmental stressors such as extreme temperatures, drought, frost, and biological pressures like disease and insect attacks.

    What is the dilution ratio for reproducing seaweed fertilizer?

    To reproduce or dilute the seaweed fertilizer concentrate for secondary formulations, mix it with water at a ratio of 1:7.

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