Sky Gardens lightweight substrate is a specially blended mix of free-draining organic material with clean, screened granular aggregates, recycled from certifiable waste products from the building industry, to provide a low nutrient water-retentive growing medium.
This lightweight, free-draining, low nutrient and moisture retentive growing medium is made from 80% recycled materials in compliance with the stringent Soil Association standards and certifications along with the UK Green Roof Code of Best Practise.
Sedum Substrate Specifications
- Ideal for use in extensive sedum blanket or sedum plug plant roofs.
- Recommend depth: 50 - 100mm
- Dry weight: 550-750 kg/m
- Wet Weight: 675-920kg/m
- pH: 8 - 8.5
- Provided in 40 x 25ltr sacks per pallet