A concentrated 20% solution of humid acids, derived from ancient plant deposits and purified by a new process to deliver maximum potency. A must for any soil grower.
Blackjak is a concentrated suspension of humid, fulvic and ulmic acids plus trace elements. Humid acid of this quality and concentration will have beneficial effects on the physical, chemical and biological properties of soils as well as benefitting plants and crops.
Blackjak is an aqueous liquid suspension suitable for soil and foliar applications. It can be used alone or mixed with a wide range of plant nutrition products to optimise their performance. It enhances the production of sugar and starch and root development in all crops.
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