Perlite is a volcanic glass that is heated until it pops. It is used as an additive in soil to aerate the media. Perlite is used in potting mixes to modify its substructure, keeping it loose, well draining, and defying compaction.
Perlite is a volcanic glass that is heated until it pops. It is used as an additive in soil to aerate the media. Perlite is used in potting mixes to modify its substructure, keeping it loose, well draining, and defying compaction.
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