General Hydroponics®, pH Control Kit (includes pH up, pH down, and pH test indicators) [Case of 12] food-storage Apply at a rate of

Apply at a rate of 4-8 ml per gallon throughout the entire vegetative cycle

This reduces the risk of mosquito-borne diseases in your outdoor spaces

providing safe and reliable growth for your plants

Save on maintenance costs

General Hydroponics®, pH Control Kit (includes pH up, pH down, and pH test indicators) [Case of 12] food-storage Apply at a rate ofMinimum quantity required 12 General Hydroponics, pH Control Kit (includes pH up, pH down, and pH test indicators) For A Balanced Nutrient Solution The General Hydroponics pH Test Indicator can help you maintain an ideal pH level (which is between 5. 5 and 6. 5). This can be achieved by monitoring your pH using the super concentrated drops found with the test indicator. Based on the test results, pH Up or pH down (available separately) can be added to