Our Lightweight Roof Garden Soil blend comprises high-quality sands, soils, peat-free organic materials and a lightweight clay aggregate (LECA). The medium-graded sands and LECA help create and maintain good porosity and permeability levels within the substrate to avoid excess weight from water retention. A high-quality blend developed with the country’s leading soil scientist for use in rooftop and podium landscapes.
Latest Analysis Results
pH: 8.5
Saturated Hydraulic Conductivity: 157 mm/h
Bulk Density Received: 1.3 tonnes per m3 (BSEN 12580:2013)
Bulk Density Saturated at Field Capacity: 1.4 tonnes per m3
Copies of the latest certifications and test data are available upon request.







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