Perlite is lightweight expanded volcanic glass.When mixed with soils, it increases aeration and drainage, which helps root development.It also helps maintain soil moisture for less watering.Perlite is recommended as a starting medium for rooting and germination.
- Lightweight, white, porous material for amending soils and potting mixes
- Component: perlite
- Increases aeration and drainage
- Recommended as a starting medium for rooting and germination