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Potassium Humate Granule
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Product: Views:482Potassium Humate Granule 
Unit price: Negotiable
Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2018-12-02 23:16


Potassium Humate Granules made from high grade Leonardite, it is water soluble organic fertilizer, contain potassium, humic acid and organic matter, could be applied directly to soil, the granule form is easy for use and could mix with other fertilizers.


Assay (as Humic Acid): 75% Min. (dry basis)

K (as K2O): 12% Min. (dry basis)

Organic substance: 85% Min.

Water-solubility: 99% Min. 

Moisture: 12% Max.

Particle size: 1~2mm

PH: 9~11


As a good fertilizer enhancer, sharply increase the utilization efficiency of potassium exists in plant itself and in soil, buffers nitrogen and improves nitrogen efficiency.

As a soil conditioner, promote good soil structure formation, increase the capacities of water holding and cation exchange and improve aeration condition. 

Buffers phosphate to prevent fixation in the soil. 

Promotes soil biology, especially fungal biomass.

Boosts the availability of iron, calcium and phosphate in the soil

As chelating and buffering agents, respectively helps retain water soluble inorganic fertilizers, preventing them from leaching, and protect plants from drastic change in PH.

>Recommended Applications

Soil application: 

3~5 kg/ha; or blend Potassium Humate with normal N.P.K 

Foliar Spray:

Dilute 0.2~8 kg Potassium Humate to average 100 liters water or other functional solutions. Apply 3~4 times, at intervals of 20 days during the growing season.


Add it to irrigation water with the ratio of 3~5 kg/ha