Boughton BLMP SuDs Soil is a multi-purpose blend of sand, PAS 100 green waste compost, crushed brick and coir, designed to support a range of intensive vegetation. This SuDs blend is designed to be free draining with good porosity, while maintaining a sufficient moisture level to support diverse plant life

Features and benefits:

Supports a range of intensive vegitation.
Supports planting schemes within urban environments where problems occur with water run off.
Designed to be free draining with good porosity, while maintaining a sufficient moisture level to support diverse plant life.
Boughton BLHP High Permeability Soil meets and exceeds all present G.R.O guidelines.

Particle size distribution:

Clay (<0.002 mm): 0.5%.
Silt (0.002–0.063 mm): 1.4%.
Very fine sand (0.063–2.0 mm): 5.7%.
Fine sand (0.15–0.25 mm): 37%.
Medium sand (0.25–0.50 mm): 49.4%.
Coarse sand (0.50–1.0 mm): 5.1%.
Very coarse sand (1.0–2.0 mm): 0.5%.
Total sand: 98.1%.

Texture class (UK classification):

Stones (2–4 mm): 0.2 % DW.
Stones (8–4 mm): 0.2 % DW.
Stones (>8 mm): 0% DW.
Saturated hydraulic conductivity: 594 mm/hr.
Total porosity: 46.3%.
pH value (1:2:5 water extract): 7.9.

Heavy metals upper limits:

Lead: 1.4330 mg/L.
Nickle: 0.3 mg/L.
Copper: 1.8 mg/L.
Cadmium: 0.1 mg/L.
Zinc: 8.5 mg/L.

Plant available nutrients:

Field capacity: 46.3%.
Bulk density (oven dried): 1.18 g/cm.
Bulk density (field capacity): 1.64 g/cm.
Calculated bulk density at saturation: 1.64 g/cm.
Particle density: 2.2 g/cm.