Horticultural Perlite 10L bag with unique Topline Thank You Card. Gro-Sure Perlite is a mixture of naturally occurring volcanic rock that has been heated to high temperatures to produce micro-porous granules.
This houseplant potting mix will help to promote healthy root growth by improving aeration, moisture retention and drainage. Perlite is a lightweight granular material that's white in colour.
Our compost perlite mixes with soil, potting compost or garden compost to help prevent soil compaction and multipurpose composts root development. The perlite granules improves aeration and drainage and is also stable and long-lasting.
Perlite gravel for plant pots is made from a mined volcanic glass of the same name. As a raw material it contains water, trapped by the rapid cooling of lava. The moisture vaporizes explosively when heat is applied.
Perlite is primarily used to aerate compost. It excellent for creating a free-draining potting compost for plants that need good drainage, such as cacti and succulents.
