Drip Hydro pH Down (1 Gallon) is a highly concentrated 55% phosphoric acid solution designed to lower the pH of your irrigation water or nutrient mix with precision and ease. Proper pH is critical for nutrient uptake and healthy plant growth, especially in hydroponic, soil, and coco-based systems. Just 0.25-1 mL per adjustment is all you need to bring your solution into the ideal pH range. Trusted by commercial growers and home cultivators alike, this powerful pH adjuster keeps your plants thriving from seed to harvest. The phosphoric acid-based formula provides an NPK analysis of 0-55-0, supplying phosphorus without adding nitrogen or potassium.

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