GACIL Potassium Humate Organic Plant Growth Peomoter Fertilizer for plants 5 L Fertilizer(5 L, Liquid)
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Potassium humate is a dark brown to black powder or flake that is a potassium salt of humic acid. It is a naturally occurring substance found in leonardite, a type of oxidized lignite coal. Potassium humate is used as a soil conditioner and fertilizer additive.