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HaifaStim™ Mar

Ascophyllum nodosum, intertidal seaweed from the North Sea, survive in some of the most difficult growing conditions on the planet. As a result, it contains a wide range of beneficial component such as Alginic Acid, Mannitol, polysaccharides, Betaines and more.

HaifaStim™ Mar is an extract of those components who acts in synergy to improve plant development, crop quality, soil fertility and structure and abiotic stress resistance.


Soil fertility Enhanced nutrients uptake Soil structure Stress resistance

Product specification (typical values)


Appearance Black micro flakes
Potassium oxide (K2O) 20.0% w/w
Alginic acid 10.0% w/w
Mannitol 4.0% w/w
Betains 0.1% w/w
Cytokinins 0.6% w/w
Organic Carbon (C) 20.0% w/w
Organic matter water soluble 40.0% w/w
Organic nitrogen (N) water soluble 1.0% w/w
Amino Acids and polypeptides 6.3% w/w
Carbohydrates 35.0 %w/w
pH (1% solution) 9.2
Density (20 0C) 0.76 g/cm3
Solubility (20°C) >450 gr/l



Suggested Application

HaifaStimTM Mar is compatible with most standard fertilizers and can be used in NutrigationTM and foliar application.


Available formulae

Haifa Stim™ Mar is also available as an ingredient in various Poly-Feed™ Mar NPK formulas: 20-20-20, 16-8-32, 15-15-30, and others.
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