Connoisseur Grow Part B 1L - GrapeAdvanced Nutrients Connoisseur Grow Part B If you follow the label directions, pH Perfect Connoisseur Bloom Part B will keep the pH of your nutrient solution stable within a range optimal for nutrient uptake for one week. For optimal results, we recommend using reverse osmosis (RO) water or water up to approximately 100 ppm (EC 160 S cm).
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