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BLS 40 Boughton Screened – Natural Topsoil, Single Source

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Boughton Loam

Screened natural topsoil with 40% PAS 100 compost/ organic matter, which significantly increases its soil health.

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Application

Suitable for areas that require high soil nutrition e.g. vegetable gardens, fruit production, planters and raised beds.

Description

Composed of re-purposed, single source, screened natural topsoil, usually of sandy clay loam classification with added PAS 100 compost, 40% by volume. BLS 40 is a natural topsoil with boosted organic matter content, has excellent moisture and nutrient retention capabilities.


It is a premium soil best suited to specific planting projects such has raised and ground level vegetable gardens, fruit production both soft and hard. BLS 40 should installed at depths no greater than 350–400 mm; greater depths should be built up with Boughton Loam's subsoil products.


BLS 40 is well suited to projects where permanent irrigation is not specified because of its good water retention properties, although with vegetable and fruit product the manufacturer would always recommend some form of regular irrigation.


For lawns please refer to the manufacturer's BLS 2 topsoil which has a lower organic matter and therefore creates a more stable tilth for lawns. Boughton Loam can provide additional advice if needed on how best to specific and install this topsoil.


Features and benefits:

  • Particle size distribution:
  • Clay (<0.002 mm): 30%.
  • Silt (0.0020.063 mm): 30%.
  • Sand (0.0632.0 mm): 40%.
  • Texture class (UK classification): CL.
  • Stones (220 mm): 14%.
  • Stones (2050 mm): 0%.
  • Stones (>50 mm): 0%.
  • Chemical:
  • pH value (1:2.5 water extract): 7.3.
  • Electrical conductivity (1:2.5 water extract): 174 uS/cm.
  • Electrical conductivity (1:2 CaSO4 extract): 2049 uS/cm.
  • Exchangeable sodium percentage: 0.6%.
  • Organic matter (LOI): 6.4%.
  • Total nitrogen (Dumas): 0.24%.
  • C:N ratio: 16.
  • Extractable phosphorus: 10 mg/L.
  • Extractable potassium: 53 mg/L.
  • Extractable magnesium: 81 mg/L.

General information

Color

Brown

Material

Soil

Shape

Formless

Uniclass

Pr_45_31_89_51 Manufactured topsoilsPrimary
Pr_45_31_89_42 Imported topsoils

CAWS

Q28/315 Imported topsoil to BS 3882

Q28/20 Imported topsoil to BS 3882

Q28/330 Imported manufactured topsoil/ growing medium

Specification data - Manufactured topsoils

General requirements

Topsoil, growing medium, subsoil and preparation materials generally.

Supplier

Boughton Loam.

Source

Manufacturer's standard.

Soil textural class

-

Standard

To BS 3882: 2015.

Class

Clay loam.

Chemical analysis

-

pH (range)

6.5–7.5.

Organic matter by dry weight (nominal)

Manufacturer's standard.

Nutrient content

Manufacturer's standard.

Stones

-

Size in any dimension (maximum)

20 mm.

Stone content by dry weight (maximum)

14%.

Permitted materials for manufactured topsoil

-

Declaration of compliance

-

Composted materials

In accordance with PAS 100.

Materials not permitted

Peat.

Sustainability data

Material

Soil

Manufacturing plant location

Recyclability

100%

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

100 %

Expected Life

Lifetime

Literature

Boughton Landscape Product Brochure

Boughton Landscape Product Brochure

BLS 40 Boughton Screened – Natural Topsoil, Single Source Spec Sheet

BLS 40 Boughton Screened – Natural Topsoil, Single Source Spec Sheet

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