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Humboldt Nutrients Grow Natural is an ultra-concentrated natural grow formula designed to give your plants the nutrient-rich foundations needed during the vegetation and flowering period
Independent proportional settings for pH and TDS can be adjusted from 0 to 90 seconds
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Roots Organics Coco Chips are 100% pure coco chips from coconut husks
Hanna 1413 μS/cm (EC) Calibration Solution, 20 ml, case of 25 spl_jondon Humboldt Nutrients Grow Natural isHanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments. Comes in a bottle designed to keep air and light from damaging the solution.
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