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Re: [APD] Substrate in Southern California
Paul M. Wallace wrote:
> I am not exactly sure how sand can be "organic" but I have used something
> similar before. The tests are A) no shell and B) put some in a glass jar
> and shake like mad and measure water chemistry compared to a jar of water
> without sand. This will tell you if the KH or GH is buffered. Why don't
> you want to buy from the place you saw it? Is the markup unfair or the # of
> bags too low?
It's $2 for a one-quart bag. They had two bags. I need about 80. I don't
know if I'm willing to pay nearly $1 per pound of sand. Paying those
prices would cost more than the same volume of Flourite. I'll see what
the distributor says.
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