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Re: [APD] KH with no CO2
IUf you are doing 50% weekly water changes, you should do
fine adjusting the KH after/along with the water change.
--- Vaughn Hopkins <hoppycalif at yahoo_com> wrote:
> I set up a 29 gallon tank a couple of weeks ago, with
> water sprite,
> Hygrophilia Difformis, microswords, java moss, java fern,
> ludwigia, etc., but no CO2, because I still haven't
> received the bottle
> I ordered on ebay. I have 51 watts of T8 fluorescent
> tubes, Fluval 104
> filter using a spray bar at one end and an extended inlet
> at the other
> end. The plants are mostly growing now, very slowly, but
> growing. I
> have been fertilizing using Gregg's chemicals, somewhat
> less than if I
> had CO2. And, I changed 50% of the water after a week.
> Today I got a
> KH test kit. The water is less than 1 degree KH
> hardness, but 13
> degrees GH. So, I checked the tap water for KH and it is
> 3 degrees.
> Now, my question is: are the plants growing by utilizing
> for their carbon, thus depleting it? And, when I add CO2
> will that
> depletion continue, or will the plants just use the CO2?
> I am trying
> to slowly bring the tank water to at least 4 degrees KH
> hardness before
> I get the CO2 going.
> Next question: Assuming the plants will deplete
> carbonates, what kind
> of schedule of baking soda addition would be appropriate?
> I tried
> looking this up, but am just too lazy to stick to it.
> Oh, and I just moved in 6 cory cats and 6 silver tip
> tetras - they will
> have open house next week and everyone is invited!
> Vaughn H.
> Aquatic-Plants mailing list
> Aquatic-Plants at actwin_com
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