potassium fulvate flake

potassium fulvate flake

Potassium fulvate is a highly bioactive, water-soluble fraction of humic substances, derived from decomposed organic matter (like leonardite or peat). It is rich in fulvic acid, minerals, and trace elements, making it a powerful soil conditioner and plant growth enhancer.


potassium fulvate flake

Potassium Fulvate vs. Humic Acid vs. Fulvic Acid

Property

Potassium Fulvate

Humic Acid

Fulvic Acid

Solubility

Water-soluble

Alkali-soluble

Water-soluble

Molecular Size

Small

Large

Very small

Nutrient Uptake

High (due to chelation)

Moderate

Very High

Soil Improvement

Good

Excellent

Limited

Best For

Foliar spray, hydroponics

Soil conditioning

Rapid nutrient absorption

 Potassium Fulvate = Fulvic Acid + Potassium (More bioavailable than humic acid).


Benefits of Potassium Fulvate in Agriculture

For Plants:

✔ Boosts Nutrient Absorption – Chelates minerals (N, P, K, Ca, Mg, Fe, Zn) for better uptake.
✔ 
Stimulates Root Growth – Enhances root elongation and branching.
✔ 
Improves Stress Tolerance – Helps plants resist drought, salinity, and disease.
✔ 
Enhances Chlorophyll Production – Leads to darker green leaves and better photosynthesis.
✔ 
Increases Yield & Fruit Quality – Promotes flowering, fruit setting, and sugar content.

For Soil:

✔ Improves Soil Structure – Prevents compaction and enhances aeration.
✔ 
Increases Microbial Activity – Supports beneficial bacteria & fungi.
✔ 
Detoxifies Soil – Binds heavy metals and pesticides.
✔ 
Balances pH – Buffers acidic or alkaline soils.

Applications & Usage Methods

Application

Method

Dosage

Seed Soaking

Soak seeds in diluted solution (0.5-1g/L)

4-12 hours

Foliar Spray

Apply diluted solution (1-3g/L)

Every 10-15 days

Drip Irrigation

Mix with irrigation water (2-5kg/acre)

Every 2-3 weeks

Soil Drench

Apply directly to soil (3-5kg/acre)

At planting & growth stages

Hydroponics

Add to nutrient solution (50-100ppm)

Continuously

Potassium Fulvate Specification:
ModelAppearanceHumic Acid (Dry Basis)Fulvic Acid (Dry Basis)K2O              (Dry Basis)Water SolubilityAcid ResistantFlocculation LimitationMoisturePHSize
GZGT-36Black Flakes/Powder50-55%10-15%10-12%98%21812%8.0-11.080mesh                1-3mm
GZGT-3750-55%30-40%99%128
GZGT-3855-60%50-55%99.5%130



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