Base

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Dual-Stage Base nutrient APTUS BASE is a dual-stage base nutrient designed for high-demand cultivars in both veg and flower. This precise, clean and concentrated formula contains n o ballast salts or chlorides allowing for a cleaner and more responsive base nutrient. Note: The recommended EC of BASE is much lower than most npk formulas. Consult feeding programs. Base contains zero calcium and MUST be used with either Mineral-Calmag or Massboost. Application - Root drench Show more