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Re: [APD] Re: substrate
Hmmm. didn't say dose liquids, said dose the water column.
Buried ferts can be very troublesome for newbies. Move a
plant, get green water, that kind of stuff.
Tom's way made more sense for newbies, imo.
--- Giancarlo Podio <gp at isaconsulting_com> wrote:
> How is it easier to dose liquids for newbies? In low
> light tanks I can't
> think of anything easier than setting up a nice rich
> substrate and
> forgetting about most if not all liquid ferts. This is
> how I have setup low
> light tanks in the past and recently in my wife's office
> where I had to make
> it as low-maintenance as possible. I've never had
> problems overdosing the
> substrate as long as it's nice and deep and doesn't get
> stirred up by
> anything. On the other hand I have made several mistakes
> with liquids in the
> past and find that they are easier to mess up. In high
> light tanks I agree
> with liquids being the best.
> Giancarlo Podio
> Actually, I was under the impression that Flourite didn't
> have any free iron that it could give to the plants --
> iron in Flourite as it comes inthe bag locked up in the
> minerals. However, Flourite because of it's porosity,
> facilitation of cation exchange, the chem processes it is
> conducive for, that promoted iron uptake from the water
> what one puts inthe substrate.
> Flourite doesn't eliminate the need to fertilize, but it
> doesn't *require* fertilizer be added to it. Much esier
> a newbie to dose the water column.
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