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Originally Posted by FlynHammer  I am trying to get my first hydro system going a design I created Ill tell ya if it works, I am wondering at what ph is best for the plant groth? I know fish is 6.8 - 7 what about plants? FlynHammer |
It's variable from the high 5 to low 6pH.
Also, fish in nature live in pH anywhere from below 5 to above 9. Some are more adaptable then others. The popular species from the african rift lakes which give hobbyists many favorites is in the 8.5 - 9.2 pH range.
