Liquid solution to lower the pH of your water.
To be used with your pH tester to reach the expected pH value in hydroponics (between 5.5 and 6.5)
Add in small doses directly to the tank and check with your pH tester to obtain a pH value between 5.5 and 6.5
In one of the following situations:
- after watering,
- when the pH indicator is red,
- when the app tells you