The ‘Big finish’ for your plants. Specifically designed for use in the last 2 to 4 weeks, Ultimate PK has been extensively tried and tested so it gives your plants that extra boost during ripening. Produces larger, heavier fruits with an increased aroma and flavour. A first rate nutrient essential for the final stages of bloom.


Larger and harder fruits and flowers 


Hard cell structure


Best possible aroma and flavour





Phosphate (P2O5): 7.4 %


Potassium (K2O): 6.6 %


Boron (B): 0.0100 %


Copper (Cu): 0.0210 %


Iron (Fe): 0.0480 %


Manganese (Mn): 0.0160 %


Molybdenum (Mo): 0.0010 %


Zinc (Zn): 0.0080 %



Ultimate PK is a deep clean for your plants root zone. Hardener, Bulker, Ripener, very clean and super soluble mineral salts.  Keep this product at room temperature. Do not allow it to freeze.

Ultimate PK


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    Unit 29 Mountheath Trading Estate,

    Ardent Way,


    Manchester UK

    M25 9WE

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