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GROBOMB®

Functional Magnesium Fertilizer

Root Activation. Stress Support. Better Growth.

Nourish the Root · Strengthen the Plant . Support Fruit Development

GROBOMB® is a functional enhancer that can be incorporated into various fertilizer systems to unlock greater potential for root development, stress resistance, and crop performance.

  • Root Activation
    Root Activation Supports root growth under low temperatures.
  • Rhizosphere Conditioning
    Rhizosphere Conditioning Supports roots in saline-alkali soils.
  • Vigorous Plant Growth
    Vigorous Plant Growth Promotes green foliage and strong seedlings.
  • Better Fruits icon
    Fruit Development Support Supports fruit size and uniform development.

WHY CHOOSE GROBOMB®?

GROBOMB® combines magnesium and sulfur nutrition with trace elements and a proprietary active conditioning system to help crops under challenging conditions achieve better root development, stronger growth, and improved fruit quality.

  • Low-Temperature Support
    Low-Temperature Support Supports root activity when soil temperature is below 15°C.
  • Saline-Alkali Stress Support
    Saline-Alkali Stress Support Improves soil environment and reduces salt stress.
  • Saline-Alkali Stress Support
    Magnesium & Sulfur Nutrition Essential for chlorophyll synthesis and plant metabolism.
  • Micronutrient Support
    Micronutrient Support Zinc and boron help promote plant vigor and quality.
  • Active Conditioning System
    Active Conditioning System Contains polyglutamic acid and a proprietary active conditioner.
  • Better Yield & Quality
    Better Yield & Quality Supports healthy growth and fruit development.

TYPICAL ANALYSIS (AS TESTED)

Parameter Specification Typical Value
Magnesium Oxide (MgO) ≥11.0% 14.0%
Sulfur (S) ≥10.0% 12.5%
Zinc (Zn) ≥0.02% 0.032%
Boron (B) ≥0.02% 0.030%
Polyglutamic Acid ≥150 mg/kg 156 mg/kg
pH 5.5–7.5 6.6
Water-Insoluble Matter ≤0.02% 0.01%
Appearance White Crystalline Granules White Granules

Standard: HG/T 2680-2017
All test results comply with HG/T 2680-2017.

Water-Soluble Granules

Water-Soluble Granules

Easy to dissolve and absorb.

High-Purity Raw Materials

High-Purity Raw Materials

Ensure consistent performance.

Stable & Safe

Stable & Safe

Reliable quality and safe to use.

Conventional Fertilizer vs. GROBOMB®-Enhanced Fertilizer

See How GROBOMB Adds Functional Value to Your Fertilizer

GROBOMB® is designed to work with conventional fertilizer systems rather than replace them. By incorporating GROBOMB®, existing nutrient supply is complemented with additional functional support for root development, stress management, rhizosphere conditioning, and crop development.

Wheat

Comparative trial of MKP and MKP + GROBOMB, recorded on July 31, 2026, with plant observations conducted on August 5, 2026. The trial showed visible differences in root development and overall plant growth, demonstrating the potential of GROBOMB to add functional value to conventional fertilizer programs.

Trial Comparison

MKP vs. MKP + GROBOMB

Observation Date: July 31, 2026 Photo Date: August 5, 2026

Key Observations
  • Root development
  • Plant growth
  • Overall plant vigor
View Solutions
Field Crops Fertilizer Solutions for Corn Wheat Rice and Cereals

Field Crops

Comprehensive crop nutrition programs for corn, wheat, rice, barley,
and other cereal crops. Improve nutrient efficiency, increase yields,
and enhance crop quality throughout the growing season.

Recommended Fertilizers

  • Urea 46-0-0
  • Ammonium Sulfate
  • NPK Compound Fertilizer
  • UAN 32 Solution
  • PCU Controlled Release Urea


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Fruit Crop Fertilizer Solutions for Citrus Apple Grape Berry Orchards

Fruits

Professional nutrition programs for citrus, apples, grapes, berries,
and tropical fruits. Improve fruit size, color, sweetness, and overall
yield for premium market quality.

Recommended Fertilizers

  • NPK Fruit Fertilizer
  • Urea 46-0-0
  • Potassium Sulfate
  • Calcium Nitrate
  • Magnesium Sulfate


View Solutions

Fruit Crop Fertilizer Solutions for Citrus Apple Grape Berry Orchards

Fruits

Professional nutrition programs for citrus, apples, grapes, berries,
and tropical fruits. Improve fruit size, color, sweetness, and overall
yield for premium market quality.

Recommended Fertilizers

  • NPK Fruit Fertilizer
  • Urea 46-0-0
  • Potassium Sulfate
  • Calcium Nitrate
  • Magnesium Sulfate


View Solutions

Fruit Crop Fertilizer Solutions for Citrus Apple Grape Berry Orchards

Fruits

Professional nutrition programs for citrus, apples, grapes, berries,
and tropical fruits. Improve fruit size, color, sweetness, and overall
yield for premium market quality.

Recommended Fertilizers

  • NPK Fruit Fertilizer
  • Urea 46-0-0
  • Potassium Sulfate
  • Calcium Nitrate
  • Magnesium Sulfate


View Solutions

APPLICATION METHODS

  • Base Application
    Base Application Apply to soil as a basal fertilizer.
  • Fertigation
    Fertigation Suitable for fertigation and flushing.
  • Drip Irrigation
    Drip Irrigation Can be used in drip irrigation systems.
  • Foliar Application
    Foliar Application Dilute before foliar spraying.

RECOMMENDED DOSAGE

Standard Rate: 20 kg/mu (= 300 kg/ha)
Adjust dosage based on soil fertility, crop type, and growth stage.
  • Spray Time
    Spray Time: Before 10:00 a.m. or after 4:00 p.m.
  • Avoid high temperatures and strong sunlight
    Avoid high temperatures and strong sunlight.

SUITABLE CROPS

Fruit Crops

Fruit Crops

Vegetable Crops

Vegetable Crops

Field Crops

Field Crops

Melons & Berries

Melons & Berries

Other Cash Crops

Other Cash Crops

IDEAL FOR CROPS UNDER

  • Low-Temperature Stress
    Low-Temperature Stress
  • Saline-Alkali Soils
    Saline-Alkali Soils
  • Challenging Growing Conditions
    Challenging Growing Conditions

APPLICATION METHODS

  • NO1
    Activate Root Meristem Releases bioactive signals in the rhizosphere to stimulate root cell division and new root formation.
  • NO2
    Improve Rhizosphere Environment Chelates excess soluble salt ions and helps improve soil structure for better root activity.
  • NO3
    Enhance Photosynthesis Boosts chlorophyll and Rubisco activity to increase photosynthate accumulation.
  • NO4
    Support Fruit Development Regulates cell division and elongation for uniform fruit enlargement and improved quality.

KEY BENEFITS

  • Promotes vigorous root growth under low-temperature stress
  • Improves soil structure and stress resistance
  • Increases chlorophyll content and plant vigor
  • Reduces salt stress and supports healthy roots
  • Supports fruit enlargement and reduces cracking
  • Improves yield and fruit quality

PACKING

KEY BENEFITS

  • Do not mix with strongly alkaline fertilizers or pesticides.
  • Combine with organic fertilizers for long-term use.
  • Store in a cool, dry, and well-ventilated place.
  • Use promptly after opening the package.
  • Keep away from children and livestock.

GROW BETTER WITH GROBOMB®

A functional magnesium fertilizer designed to activate roots, support plant growth, and improve fruit quality.

  • Stronger Roots icon
    Stronger Roots
  • Healthier Plants icon
    Healthier Plants
  • Better Fruits icon
    Better Fruits

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