Re: Gas buildup in my substrate

In article <137c4906nkckk42@[EMAIL PROTECTED]
>,
Dax MIckelson  <daxm@[EMAIL PROTECTED]
> wrote:
>Hello all.  I've had a fish tank for most of my life.  Recently I've
>decided to create a tank that is mostly plants with some sup****tive fish.
>
>I've created a substrate that is composed of vermiculite and soil (50/50
>and about 2-3 inches deep) topped by about 1/2 inch of general purpose
>sand.  My plants are growing well and showing good color and my fish
>look healthy too.  HOWEVER, my substrate has swelled about 1/2 to 1
>inch.  If I push on it a ton of gas bubbles come out.  Is this a bad
thing?

It's not particularly bad. People still use vermiculite? That's so 80's
:-)


(There's no particular advantage to using vermiculite, it's more im****tant
to fertilize properly).




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