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
PP3: Perlite grade 3; 100lt bag
GAPP3/5: 5lt tub of grade 3 perlite