BlackHūm is a source of organic humic acid that acts as a natural chelator, increasing your plants’ micronutrient uptake efficiency through the root zone. Compatible with all growing mediums and hydroponics, BlackHūm also detoxifies heavy metals, salts and pesticides in your substrate, while improving water retention and helps stabilize soil pH.
Directions Use 1 – 2ml/L of water once per week, or with every feeding.
Adjusting pH as appropriate during seedling, vegetative and flowering stages. Compatible with all micronutrients and rooting gels, BlackHūm should beused during your regular feeding regiment, and can also be used as a foliar spray. Guaranteed Analysis / Analyse garantie Soluble Potash / Potasse soluble (K2O)…………………0.5%Derived From / Dérivé dePotassium Hydroxide. NON-PLANT INGREDIENTS: 10% humic acid derived from Leonhardite.