Hesi Additives & Boosters

HESI additive products are designed to increase yield and stimulate plant growth. Their vitamin compounds are tailored toward each phase of a plant’s life cycle.

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Years of experience have gone into creating HESI products, as well as scientific know-how. All of this has resulted in a product of a high quality. Knowledge is what sets HESI apart from its competitors. Each of the supplements contains all of the necessary ingredients that the plant needs at a given time, this helps the plants development as keeps it at an optimal manner. The supplements remain stable at pH levels, until they are absorbed by the roots. Currently Progrow sells HESI Bloom Complex, HESI SuperVit and HESI TNT Complex.