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Seaweed Extract Powder/Flake

20% Seaweed Extract Flakes Fertilizers and Powder

Alginic Acid20%
Potassium(As K2O dry basis)20%
Total Nitrogen1%
Organic Matter50%
Total Plant Growing Regulator300ppm
Water Solubility100%
AppearanceBlack flake/powder

HUMICO Seaweed Extract flake or powder is extracted from Ascophyllym Nodosum,Sargassum, or kelp,different source different quality for the biological activity. The materials are natural, non-toxic, harmless and non-polluting, is rich in Trace elements include magnesium, potassium, zinc, iron and nitrogen—all of which are beneficial to plants,natural plant growth hormones like mannitol, and also contained vitamins and enzymes and carbohydrates such as alginic acids, polysaccharide and etc. Produced under organic production (fermented/enzymolysis production method),It is going through physical crushing, biological enzyme solution, low temperature concentration and dry purification.


  • 1.Improving the ability of plants to fight against frost, cold, drought;
  • 2.Improving the growth of leaves and the photosynthesis due to the high content of K2O which is good for nutrient accumulation, trans- portion and storage;
  • 3.Promoting to keep good shape, bright and colorful peel, high sugar content of fruits;
  • 4.Adjusting soil PH improve soil structure, and benefit to the growth of microorganisms;
  • 5: Stimulate plants growth through PGR and colloid substance from the seaweed;
  • 6: Enhance efficiency of fertilizer and pesticide


Foliar Spray:

  • Diluted by 1:1500-2000.
  • The crop with one picking: spay 3-4 times in whole growing period.
  • The crop with several picking: spay after each picking.
  • Dosage: 1-1.5kg/ha

Drip Irrigation:

  • Diluted by 1:2000-2500, Apply 3-4 times in whole growing period.
  • Dosage: 1.5-3kg/ha.