Perlite - Premium Potting Component for Houseplants - Responsibly Sourced - For Use with Indoor Plants - Rated 5 Stars

About Perlite: Volcanic glass that has been superheated for all your aeration needs! These small white granules provide your plants roots with the oxygen they need to grow and prevent rot. Perlite is a favourite for most houseplant owners due to its availability and effectiveness, and is especially handy in plants that like to dry out between watering.