Soft or hard water ? What is better for plants ?
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03-21-2012, 07:53 AM
Join Date: Mar 2008
Location: Seattle, WA
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Re: Soft or hard water ? What is better for plants ?
When Tom Barr was in Seattle and did his presentation for GSAS I asked what hardness he recommended for growing most plants. He said he targeted a 5.0 dGH and didn't worry about his dKH.
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