Professional Organic Fertilizer Manufacturer

Your trusted partner in humic substances and crop nutrition solutions for soil improvement, fertigation, and international wholesale supply.

Main products include Humic Acid, Potassium Humate, Sodium Humate, Potassium Fulvate, Biological Fulvic Acid, Amino Acid, and Seaweed Extract with support for OEM, customized packaging, and export-ready supply.

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The Advantages of Organic Fertilizers

Nurturing Plants Naturally

Enhanced Soil Fertility

Enhanced Soil Fertility

Our organic fertilizers significantly improve soil fertility by adding essential nutrients and organic matter, promoting healthy plant growth. The humic acid content enhances soil structure and microbial activity.

Sustainable Agricultural Practices

Sustainable Agricultural Practices

Using our organic fertilizers contributes to sustainable farming practices, reducing the reliance on synthetic chemicals and enhancing environmental health. Perfect for organic certification requirements.

Improved Crop Yields

Improved Crop Yields

The application of our organic fertilizers results in higher crop yields due to better nutrient availability and enhanced soil structure. Experience 15-30% yield improvement.

Our Quality Products

Comprehensive Range of Organic Fertilizer Solutions

Featured Humic Acid product from Leiyuan Fertilizer
Featured Product

Humic Acid

Humic Acid is the core product of our portfolio and the strongest product-theme match for the Leiyuan Fertilizer brand. Derived from natural leonardite, it is widely used for soil improvement, nutrient retention, microbial stimulation, and as a raw material for humate formulations.

This product is especially important for buyers looking for soil conditioners, humic substance raw materials, and long-term soil fertility solutions for wholesale and export markets.

Appearance: Black powder / granule
Solubility: Insoluble in water
Main Use: Soil improvement and humate production
Packaging: 25kg/bag or customized
📦 Packaging: 25kg/bag or customized
Potassium Humate

Potassium Humate

Dark black humate derived from leonardite with high humic acid content. Breaks compacted soils, improves water penetration, and adds essential organic material for water retention in sandy soils.

Solubility: Water soluble grades available. Recommended application: Soil use, fertigation, and drip irrigation.

📦 Packaging: 25kg/bag or customized
Sodium Humate

Sodium Humate

Dark black humate derived from leonardite with high humate content. Widely used in agricultural, industrial and livestock feedings. Excellent for soil amendment and nutrient delivery.

Appearance: Powder, flake, or granule. Use: Agriculture, industrial applications, and commercial bulk supply.

📦 Packaging: 25kg/bag or customized
Potassium Fulvate

Potassium Fulvate

Compound made from natural leonardite with potassium extraction (K20). Black shiny flake and fine powder form. 100% soluble and stable, remarkably increases crop yield and product appearance.

Solubility: 100% water soluble. Recommended application: Fertigation, drip irrigation, and foliar use.

📦 Packaging: 25kg/bag or customized
Biological Fulvic Acid

Biological Fulvic Acid

Soluble fulvic acid derived from plants with high organic fulvic acid content. Chelating effect provides plant stimulation through roots. Highly recommended for fertigation in hard water conditions.

Solubility: Water soluble. Recommended application: Fertigation and root-zone feeding in hard water conditions.

📦 Packaging: 10kg, 20kg/bag or customized
Amino Acid

Amino Acid

Green Top amino acid from animal and plant sources. Biological derivatives of organic compounds with amine and carboxylic acid functional groups. Fundamental for Protein Synthesis in plants.

Solubility: Water soluble grades available. Recommended application: Foliar spray and fertigation.

📦 Packaging: 20kg/bag or 25kg/bag
Seaweed Extract

Seaweed Extract

Water soluble powder and flake derived from fresh seaweed ascophyllum nodosum. Non-toxic, non-polluting fertilizer rich in microelements. Ideal for organic farming practices.

Appearance: Powder or flake. Recommended application: Foliar spray, fertigation, and soil drench.

📦 Packaging: 20kg/bag or customized

Company Information

Clear entity signals for buyers, search engines, and AI answer systems.

Company Identity

Company: Leiyuan Fertilizer Co., Ltd. (Thailand Office)

Country: Thailand

Province: Chiangmai

City: sansai

Address: Land & house, Chiangmai, Thailand

Contact Channels

Phone: +66 0635968588

WhatsApp: +66 0635968588

Line ID: xiongcm

Email: xhcm@proton.me

Business Capability

Product Focus: Humic substances and organic fertilizer products.

Service: OEM / ODM and private label support.

Markets: Export-oriented supply for international agricultural buyers.

Commercial Support: Product details, packaging options, and inquiry-based recommendations.

Understanding Organic Fertilizers

Learn the fundamentals of organic fertilizers and how they can enhance soil health and crop productivity.

The Role of Humic Acid in Agriculture

The Role of Humic Acid in Agriculture

Humic acid is a crucial component of organic fertilizers that improves soil structure, enhances nutrient uptake, and promotes microbial activity. This article delves into how humic acid can transform depleted soils into fertile grounds, leading to healthier plants and higher yields.

By incorporating humic acid into your fertilization practices, you can achieve sustainable agricultural results that benefit both the environment and your bottom line. The chelating properties of humic acid make nutrients more available to plants, reducing nutrient leaching and improving fertilizer efficiency.

Benefits of Seaweed Extracts

Benefits of Seaweed Extracts

Seaweed extracts are rich in essential nutrients and growth hormones that stimulate plant growth and resilience. This article explores the various benefits of using seaweed extracts, including improved drought resistance, enhanced root development, and increased overall plant vigor.

Discover how integrating seaweed extracts into your fertilization strategy can lead to robust crops and sustainable farming practices. Seaweed contains natural bioactive compounds that enhance plant immunity and stress tolerance, making crops more resilient to environmental challenges.

Biological Fulvic Acid for root stimulation and nutrient transport

Biological Fulvic Acid for Efficient Fertigation

Biological fulvic acid is valued for its role in nutrient transport, root-zone stimulation, and efficient use in fertigation programs. It is especially suitable for systems where water quality affects nutrient performance.

Explore how fulvic-based products can support crop vigor, improve nutrient mobility, and provide practical value in greenhouse production, specialty crops, and water-based agricultural programs.

Frequently Asked Questions

Search-oriented questions that support both buyers and AI-driven answer engines.

What is humic acid fertilizer used for? +

Humic acid fertilizer is mainly used to improve soil structure, increase nutrient retention, stimulate microbial activity, and support stronger root development.

What is the difference between humic acid and fulvic acid? +

Humic acid is typically used for soil conditioning and long-term soil improvement, while fulvic acid is smaller in molecular size and is often used to support nutrient transport and plant absorption.

Is potassium humate water soluble? +

Yes, water soluble grades of potassium humate are commonly used for fertigation, drip irrigation, and some foliar programs depending on the specification.

Which crops are suitable for seaweed extract fertilizer? +

Seaweed extract fertilizer is suitable for vegetables, fruits, field crops, greenhouse crops, orchards, and many high-value crops where balanced vigor and stress support are needed.

Can organic fertilizer be mixed with NPK fertilizer? +

In many cases yes, but actual compatibility depends on the formulation, crop needs, and water quality. A small trial or technical confirmation is recommended before large-scale use.

What packaging options do you offer for bulk orders? +

We provide standard 10kg, 20kg, and 25kg packaging depending on the product, and we also support customized bags, OEM labels, and private label service for qualified wholesale orders.