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- To: <Aquatic-Plants at actwin_com>
- Subject: Re: CACO3
- From: Timothy Sherburne <tfs at mac_com>
- Date: Thu, 09 May 2002 13:26:02 -0700
- In-reply-to: <200205091948.g49Jm1A26316 at acme_actwin.com>
- User-agent: Microsoft-Entourage/10.0.0.1309
Have you considered crushed coral? I've added some to my Aquaclear 500
filter in a mesh bag. That's increased my KH (CaCO3) quite a bit. The CO2
I'm adding to the tank lowers the overall pH, which slowly dissolves the
coral and (hopefully) adding calcium to my water. I actually did this to
help add some buffering capacity to my water, as Portland tap water is waaay
I also have some Calcium EDTA added to my PMDD which boosts the level of
Earlier today, Ken Whelan wrote:
> Looking for a source of Calcium for my tank, I got to thinking about tums.
> They are mostly Calcium Carbonate and sugar. Has anyone tried these.
> The appear to disolve into water okay. About 24 hours after putting them
> in water with some movement they are gone. Would this be in usable form
> to the plants ?