Aquaponic Gardening

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For those with outdoor systems, how do you combat drops in your pH from rain. Live in Alabama, the pH of rain here is about 4.6. Got several inches of rain in a few days time. Has been a real battle. Have put oyster shell in a stocking, but haven't noticed a difference.  

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Comment by Richard Jones on November 3, 2015 at 1:06pm

Charles i  live in Mississippi..I just keep a close watch on my ph and raise it as needed. Now that winter is close i have closed in the system so now my plants get dust on them not rain...haha

Comment by George on July 2, 2015 at 10:21pm

50/50 hydrated lime and potassium bicarbonate

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