Lowering water pH

From: Susan Farrington (sfarrington@ridgway.mobot.org)
Date: Tue Nov 11 1997 - 06:48:59 PST


Date: Tue, 11 Nov 1997 14:48:59 +0000
From: "Susan Farrington" <sfarrington@ridgway.mobot.org>
To: cp@opus.hpl.hp.com
Message-Id: <aabcdefg4304$foo@default>
Subject: Lowering water pH

In our greenhouse production facilities, we have a few back-up
carnivorous plants to supplement those in our conservatory. In the
conservatory, we have a sophisticated reverse osmosis water system,
so the water is great. In the greenhouse, however, we just have a
little de-ionizing unit that fills up a trash can with "pure"
water for the cp's. However, it appears to only remove the
chlorine and the hardness of the water. It does nothing to
lower the pH of the water, and the tap water here in St. Louis is
about 9.0! Is there an easy way to lower the pH of the water
sitting in the trash can?

Thanks for any info,
Susan Farrington
Missouri Botanical Garden



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