FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 16oz

The FoxFarm Cultivation Nation pH Down is a liquid nutrient solution adjuster specifically formulated to lower pH in both soil and hydroponic growing environments. Maintaining the correct pH range is one of the most critical factors in plant nutrition — even a perfectly balanced nutrient solution becomes unavailable to plants when pH drifts out of the optimal range. FoxFarm Cultivation Nation pH Down gives growers precise, reliable control to bring pH into the ideal zone for maximum nutrient uptake and plant performance.

Compatible with all growing systems, FoxFarm Cultivation Nation pH Down is an essential tool for any grower running a structured feeding program — whether in soil, coco coir, or hydroponic reservoirs. The 16oz liquid format makes it easy to dose accurately and adjust incrementally for precise pH management.

• Lowers nutrient solution pH — brings pH into the optimal range for maximum nutrient availability
• Compatible with soil, coco coir, and hydroponic growing systems
• Essential for maintaining pH stability in high-nutrient feeding programs
• Liquid formula — easy to dose accurately for precise, incremental pH adjustment
• 16oz bottle — ideal for home growers and small-scale hydroponic operations

Use FoxFarm Cultivation Nation pH Down whenever your nutrient solution pH reads above the target range. Always adjust pH after mixing nutrients and before feeding. Follow the FoxFarm feeding schedule for recommended pH targets at each growth stage.

16oz | Liquid pH Adjuster | Soil & Hydroponic | Made by FoxFarm®