Perlite Is the Secret to Improving Soil Drainage—Here's How to Use It in Your Garden Perlite's properties make it great for soil drainage, aeration, and healthy plant growth.

When heated, the material used to make vermiculite expands into an accordion shape to hold air, water, and nutrients, according to Jeremy Yamaguchi, CEO of Lawn Love. How to Use Perlite When Planting ...

Perlite and vermiculite are both used in potting mixes—and both minerals can be used to root cuttings. Perlite is better for propagating plants, since it's more lightweight, says Jabbour.

Perlite and vermiculite are both used in potting mixes—and both minerals can be used to root cuttings. Perlite is better for propagating plants, since it's more lightweight, says Jabbour.

Have you ever wondered what those white pellets were in your potting soil? Well, it's more important than you may know.

Agricultural perlite is used "as a soil amendment to improve drainage and increase water-holding capacity," says Brandt. "It can be blended with various substrates for hydroponic systems or mixed ...