Structural Soil is a specialised engineered growing medium that combines high-quality soil with large 40–60mm ballast rock to create a load-bearing,...
AS4419 Soil
AS4419 Soil is a premium, engineered landscape soil formulated to comply with Australian Standard AS 4419 for soils used in landscaping and garden applications. It is designed to provide a balanced growing environment with the right combination of structure, drainage, aeration, and nutrient-holding capacity.
Additional Information
Additional information
This mix typically consists of high-quality mineral soil, well-composted organic matter, and carefully graded fines, producing a rich, dark brown, friable texture. It is free from large sticks, stones, rubbish and other contaminants, presenting a clean and consistent profile suitable for domestic and commercial landscapes.
Key characteristics:
- AS 4419 compliant landscape soil
- Rich, dark, well-structured and friable texture
- Balanced drainage, aeration, and moisture retention
- Suitable for a wide range of planting and landscape applications
Usage
AS4419 Soil is widely used by landscapers, designers, builders, councils, and home gardeners wherever a reliable, specification-grade soil is required:
Garden Beds & Planting Areas
- Ideal for new garden beds, shrub beds, and general planting areas.
- Provides a stable, fertile medium for a wide variety of ornamental and native plants (subject to specific plant needs).
Residential & Commercial Landscaping
- Used across residential yards, commercial sites, schools, parks, and public spaces.
- Offers a consistent and predictable performance standard, making it suitable for spec-driven projects.
Top-Up & Soil Improvement
- Perfect for topping up existing beds and improving tired or poor-quality on-site soils.
- Can be blended with existing soil (where appropriate) to improve structure and organic content.
Tree & Shrub Planting
- Suitable for general tree and shrub planting outside of highly engineered structural soil zones.
- Supports root development, moisture retention, and nutrient availability.
Application Tips:
- Loosen existing subgrade/soil before placing to promote root penetration and drainage continuity.
- Install at the specified depth and lightly cultivate or blend at interfaces where appropriate.
- Incorporate additional fertilisers or conditioners as recommended for specific plant types or project requirements.
- Ensure correct mulching and irrigation to support plant establishment and long-term performance.
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