14%-16% seaweed extract flakes / powder fertilizer, it is made by extracting and refining marine organism seaweed as the main raw material.

It is rich in 18 kinds of protein and amino acids that can be directly absorbed by plants. It also contains natural plant growth regulators (auxins, cytokinins, gibberellins, etc.), alginic acid, vitamins, nucleotides, and plant stress resistance factors. In addition, it also has nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, iron, manganese, copper, zinc, molybdenum, boron, etc., which are essential elements for plant growth.

All these biologically active substances are extracted from seaweed, without pungent chemical odor, slightly seaweed smell, and no residue.

More kinds of seaweed extract fertilizer: 12%18%20%.

14%-16% Seaweed Extract Flake

Seaweed Extract Flake Fertilizer
14%-16% Seaweed Extract Powder

Seaweed Extract Powder Fertilizer

See details on YouTube: 

Main Specification

Product codeJFHA-SE-3-F/P
AppearanceBlack Flake / Powder
Solubility in water100% w/w
Organic matter≥40% w/w
Alginic acid≥14-16% w/w
Seaweed polysaccharide≥30% w/w
Amino acids≥2.1% w/w
Nitrogen≥1% w/w
Phosphorus(P2O5)≥1% w/w
Potassium(K2O)≥14-16% w/w
Moisture(H2O)  ≤5% w/w
Test ReportCOA seaweed extract 14%-16%

Main Function Of 14%-16% Seaweed Extract Fertilizer

  1. Improve the soil and increase the content of beneficial microorganisms.
  2. Improve fertilizer utilization.
  3. Stimulate the germination of new roots, promote the growth of the root system, and strengthen the root mass.
  4. Shorten the slow seedling period, and then promote the germination and growth of new leaves and buds.
  5. Make crops mature earlier, increase yield and improve quality.
  6. Enhance the metabolism of plant cells, stimulate the flower’s own immune system, and improve the resistance of flowers and seedlings to high temperature, low temperature, drought and other adversities.

Usage Of 14%-16% Seaweed Extract Fertilizer

  1. Dilute it with 1500-2000 times water, using for water flushing irrigation, drip irrigation and foliar spray.
  2. Use it together with compound fertilizer in the percentage 1:100.
  3. Strengthen the effect of pesticide and foliar fertilizer: Add it together to pesticide and foliar fertilizer liquid in the percentage: 1:5000.


  1. Supply ability : 1000 MT/month
  2. 1kg, 5kgs, 10kgs printing aluminium foil bag + 10kgs, 20kgs printing carton box.
  3. 20kgs/25kg woven/paper bags with inner liner.
  4. 20kgs/25kg color printing PP/PE bags with inner liner.
  5. 1MT,1.1MT jumbo bags with discharge hole.
  6. According to customer’s requirement.

Advantage Of 14%-16% Seaweed Extract Flakes / Powder Fertilizer

  1. Increase efficiency of fertilizer such as NPK.
  2. Build soil water holding capacity.
  3. High levels of alginic are beneficial in soil remediation including low carbon, compacted, salt affected and sandy soils.
  4. Stimulates beneficial soil biology.

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