pH Up for Hydroponics: Stable, Reliable pH Control

Formulated with potassium hydroxide and potassium carbonate, General Hydroponics pH Up quickly raises low pH for consistent nutrient availability and plant health. This fast-acting pH adjuster promotes pH stability across hydroponics, coco, soil, rockwool, peat mixes, and water culture.

How to Use General Hydroponics pH Up

Add a small amount at a time to your reservoir or watering can, retesting until the target pH is reached. Ideal for vegetables, herbs, fruits, flowers, hemp, and other high-value crops, pH Up helps prevent lockout and supports vigorous growth throughout the crop cycle.