Jack's® Nutrients 12-4-16 RO Pure Water Fertilizer

Jack's® Nutrients 12-4-16 RO Pure Water Fertilizer

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Nutrient uptake in pure and reverse osmosis waters. Designed to provide a highly soluble NPK plus and enhanced micronutrient package along with 7% Calcium and 2% soluble magnesium to help replace the nutrients that are missing from pure water and RO filter water types.