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Grow is the vegetative development component of the Classic 3-Part nutrient system, providing a 2-1-6 formula optimized for stem strength, leaf expansion, and root establishment. Elevated potassium drives vigorous structural development while moderate nitrogen supports steady leaf production without excessive vegetative growth. Foundational phosphorus establishes root systems that support plants throughout their entire lifecycle. This specialized formulation works with Micro and Bloom to deliver complete nutrition precisely matched to each growth stage.
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