HumiSunTM is extracted from high grade leonardite. It can increase the utility of mineral fertilizers effectively in soil, prevent NPK from leaching or locking up , improve soil structure , increase the capacities of the earth water holding, cation exchange and aeration. It could also stimulate activities of soil microorganism and reduce pollutants in the soil . With the high content of humate and high activity, it is totally soluble in water and can be easily absorbed by plants. With a low application cost, our product is convenient for growers to apply with various methods . Humisun has been certificated by USA OMRI and SWISS IMO. It is suitable for organic agriculture.

composition:

Humic Acid 55-60 %
Fulvic Acid ≥15%
N≥0.7%
P2O5≥0.06%
K2O≥8%
Ca≥3.98%
Mg≥0.29%
Fe≥1.89%
Mn≥0.043%
Zn≥0.013%
Cu≥0.05%
B≥0.048%
PH : 9-11
Soluble matter ≥ 95%

Recommended application：
Foliar spray: Dilute 3-5kg to 100 liters of water
Seeds soaking: Dilute 2-5kg for 1 ton of seeds
Fertigation: Add it to irrigation water with the ratio of 30-45kg/ha
Package:It is available in 1 or 20kg/Bag