The Medium Soil Co. Perlite, Chunky 10-20mm (5L)


Perlite is a natural and non-toxic expanded volcanic glass that is lightweight and a micro-porous medium.


Perlite can be mixed into compost or soil to improve drainage and root aeration, stimulates root development and vigorous growth and retains moisture. Perlite also helps prevent soil compaction.


  • 100% Expanded Volcanic Glass
  • 5L per pack


Size: 10 - 20mm


Extra care should be taken to avoid inhalation of perlite particles when handling, especially when mixing into soil, the use of a mask is strongly encouraged.

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