Imported substrate-perlite from Holland. Professionally graded and handled to reduce the percentage of fines, this RHP-certified perlite will provide your substrate mix with the structure and aeration that you need.
Perlite is a white volcanic granule that has an excellent water/air ratio that benefits the root development of plants.
Perlite substrate is suitable for both vegetable and cut flower cultivation and creates a reliable foundation for perfect custom-made cultivation control. Use perlite to add air and structure to a substrate mix.
Physical and Chemical Properties:
- inorganic and sterile
- no fixation of crop protection chemicals
- good water/air ratio
- good capillary properties
- pH neutral – 6.5
- EC <0.2
- Bulk density – 95kg/m3