Holland Secret is a complete 3-Part nutrient formulation with all of the essential elements and trace minerals that a plant needs. While many fertilizer 3-Part solutions require additives to provide the plants with all 12 essential nutrients, Holland Secret provides growers with a “turn-key” solution to their growing needs. Holland Secret Micro, Grow and Bloom are all perfect for all grow media including soil, coco and hydroponic substrates. They are all sediment and Urea free.
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