How to Check pH level in your Hydroponics or Aquaponics system
a short how to on checking pH levels in your indoor water garden. Checking pH with a liquid pH tester. pH is the measure of acidity or alkalinity of the water in a hydroponic or aquaponic garden.
*Important: NEVER add both pH up and down to the same water. If you need to adjust the pH up, but you have already added pH down to the water before, do NOT add pH up. Instead, you can add more water or you will have to change the water and start again.*
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