pH Up and pH Down enable the gardener to moderate and maintain optimum pH levels. The pH scale is a measure that describes the relative acidity or alkalinity of a solution or medium Both pH balancing products are manufactured using the highest quality ingredients potassium hydroxide to raise pH, and phosphoric acid to lower pH. Our pH Up and pH Down products are food grade.
Most plants obtain maximum nutrient uptake and growth when pH levels are kept between 5.5 to 6.5.
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