Sheffield: 0114 2753353    Barnsley: 01226 399837


Availability: In stock


Availability: In stock

Price: £4.99
Price: £4.99
Product description


The concentrated essence of ancient soil fertility

  • Enhances quality and yield
  • Optimises the formulation of sugar and starch
  • Promotes root development
  • Organic
  • Adds fertility to soils
  • Compatible with other nutrients 


Blackjak is a concentrated solution of humic, fulvic and ulmic acids and also exotic trace elements, it contains an astonishing 20% pure humic acid. Humic acid of this quality and concentration will have a significant direct positive impact on the physical, chemical and biological properties of soils, in addition, a direct and beneficial influence on plants and crops. Blackjak naturally Enhances quality and yield as well as adding fertility to soils. It is an aqueous liquid suspension of humic, fulvic and ulmic acids that is suitable for both soil and foliar application. It enhances the formulation of sugar and starch whilst promoting root development in all crops.

It can be used alone or mixed with a wide range of plant protection and plant nutrition products to optimize their performance.

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