PadawanWarrior
Well-Known Member
I disagree. Perlite retains less water and is better for drainage. But even better than perlite, is pumice or lava rock since it won't break down. Lava rock is heavier, but I use both.Vermiculite is better.Its a great source of silica.
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Vermiculite Vs. Perlite
Vermiculite and perlite are similar in that they improve moisture retention and aerate...