Bulk Materials
Bulk Landscaping Materials – Soils, Mulches, Rocks & Toppings
Browse our range of bulk soils, mulches, crushed rock, aggregates and toppings, with convenient delivery available across Eltham and surrounding suburbs.
At ID Garden & Landscape Centre, we supply premium bulk materials for every landscaping project. Choose from soils, mulches, crushed rock, aggregates, and toppings—available for bulk delivery across Eltham, Research, Warrandyte, Greensborough, Diamond Creek, and surrounding areas. Whether you’re building a new garden, topping up pathways, or finishing off a driveway, our quality bulk products make the job easy.
Only need a small amount for a top up? Find bags of our bulk materials here in Bagged Materials!
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38 products
38 products
Balanced Blend for Healthy Lawns and Native Gardens
pH Balanced | Low Nutrient | Ideal for Lawns and Native Plants
Our Lawn Mix Soil is a sandy loam-based blend, screened to remove larger impurities such as seeds. This product works well for lawns and native gardens. Testing of this soil usually shows a pH between 6 and 7. Lawn Mix Soil is best suited to plants that require a basic soil without high levels of nutrients and organic matter. It is also a great base to create your own specific soil blend.
Ideal for:
- Establishing new lawns
- Topdressing existing turf
- Native plant gardens
- Creating custom soil blends
Key Features:
✅ Sandy loam composition for excellent drainage
✅ pH balanced between 6 and 7
✅ Low in nutrients and organic matter
✅ Screened to remove larger impurities
✅ Suitable for a wide range of landscaping applications
Available in bulk or bagged (available soon).
Local delivery available across Eltham, Research, Diamond Creek, and surrounding suburbs.
Premium Mix for Healthy Plant Growth
Nutrient-Rich | Sustainable | Ready-to-Use
Our Garden Blend Soil is a high-quality mix designed to support robust plant growth in various landscaping and gardening applications. This blend combines sandy loam with organic compost, providing a balanced medium that promotes strong root development and healthy vegetation. It's ideal for topping up existing garden beds and establishing new gardens.
Ideal for:
- Topping up existing garden beds
- Creating new garden areas
- General landscaping projects to improve soil structure
Key Features:
✅ Nutrient-rich composition for vigorous plant growth
✅ Balanced sandy loam and organic compost mix
✅ Improves soil structure and drainage
✅ Ready to use without additional amendments
✅ Suitable for a wide range of plants and garden types
Available in bulk or bagged.
Local delivery available across Eltham, Research, Diamond Creek, and surrounding suburbs.
Sustainable base material | Cost-effective | Ideal for paths, driveways & sub-base preparation
Our Recycled Crushed Rock 20mm C3 is a high-performance compactible material made from recycled concrete and construction waste—perfect for environmentally conscious projects. Its coarse 20mm grade makes it an ideal sub-base for paving, driveways, concrete slabs, and compacted pathways.
Strong, stable, and cost-effective, this recycled rock is a popular choice for both residential and commercial landscaping across Eltham and surrounding areas.
Ideal for:
- Sub-base under toppings, pavers or concrete
- Driveways and hardstands
- Crushed rock paths and construction foundations
Key Features:
✅ 20mm particle size for excellent compaction
✅ Made from recycled construction materials – eco-friendly
✅ Complies with C3 crushed rock specifications
✅ Great value for large-scale and residential use
Available in bulk or by the bag for pickup or local delivery across Eltham, Research, Diamond Creek, and nearby suburbs.
Sustainable Mulch from Local Tree Prunings
Recycled | Waterwise | Soil-Enriching
Made from fresh, mixed tree prunings sourced directly from local arborists! It’s a coarse, organic mulch that delivers powerful benefits to your garden—helping to retain soil moisture, regulate soil temperature, and reduce weed growth. Contrary to common myths, fresh mulch does not rob nitrogen from plants, and it’s one of the best all-rounders for long-term soil health and microbial activity.
By using locally-sourced, tree-based mulch, you’re also supporting a circular economy and reducing green waste to landfill. While not as refined as premium mulches, Bush Mulch still offers excellent garden benefits—especially for large-scale or low-maintenance areas. Its coarse, fibrous texture breaks down over time to enrich soil while supporting healthy microbial activity.
Ideal for:
- Garden beds and borders
- Native plantings
- Budget-conscious garden beds
- Fruit trees and orchards
- Pathways and natural play areas
- Waterwise and low-maintenance landscapes
Available in bulk.
In-store pickup and local delivery available across Eltham, Research, Diamond Creek, and surrounding suburbs.
Soft, Recycled Mulch for Garden Beds & Borders
Eucey Mulch is a soft-textured, eco-friendly mulch made from finely ground eucalyptus and mixed hardwood timber offcuts and prunings. With its smaller particle size and consistent finish, this mulch is ideal for garden beds, borders, and areas where a neater, more refined look is preferred. It’s excellent for moisture retention, weed suppression, and regulating soil temperature - perfect for gardens across Eltham and surrounding suburbs.
Its rich natural tones and finer texture make it a popular choice for both modern and traditional garden designs, including native and ornamental plantings.
Best used for:
- Topping garden beds and borders
- Native and formal landscapes
- Weed control and moisture conservation
Key Features:
✅ Fine eucalyptus and mixed hardwood prunings mulch – ideal for neat, uniform coverage
✅ Sustainable option that promotes soil health
✅ Helps retain soil moisture and reduce weed growth
✅ Suitable for residential gardens and light commercial landscaping
Available for pickup in-store or local delivery across Eltham, Research, Diamond Creek, and nearby areas.
Nutrient-rich | Premium organic mix | Perfect for strong, healthy growth
Our ID GG 4-Way Blend is a premium garden soil blended in-house for maximum plant health and growth. This custom mix combines our Premium Garden Blend with Cow Manure, Diggers Compost, and Mushroom Compost—delivering a balanced, nutrient-rich blend full of organic matter.
Ideal for:
- Vegetable patches and raised garden beds
- Flowering plants and shrubs
- Soil improvement and top-ups
-
Establishing new gardens with strong root growth
Key Features:
✅ Unique 4-way blend of soil, composts & manure
✅ Rich in organic matter to boost soil health
✅ Improves water retention and soil structure
✅ Locally made for Great Growing results
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding areas.
Eco-friendly | Natural appearance | Ideal for native gardens
Our Premium Reground Mulch is a sustainable, budget-friendly mulch made from recycled tree trimmings and ground green waste but is put through a process of re-screening and re-grinding to produce a more refined product that has a neater finish, that contains less leafy material and is suitable for all styles of garden! With its rich, natural texture and earthy tones, it blends beautifully into native landscapes and garden beds. This coarse mulch helps suppress weeds, retain moisture, and regulate soil temperature—making it a practical and environmentally conscious choice for your garden.
Ideal for:
- Native gardens and bush-style landscapes
- Cottage gardens
- Large-scale mulching projects
- Water retention and weed suppression
Key Features:
✅ 100% recycled green waste – environmentally friendly
✅ Coarse texture breaks down slowly
✅ Helps conserve soil moisture and suppress weeds
✅ Natural bush look – blends into the landscape
Available in-store or via local delivery across Eltham, Research, Diamond Creek, and surrounding areas.
Fine-graded | Clean & aesthetic | Ideal for masonry work and paving
Our Light Brick Sand is a finely graded, clean sand specifically suited for mortar, bricklaying, and blockwork applications. With minimal impurities and a light, neutral colouring, this sand helps produce neat, bright mortar joints—especially when paired with lighter bricks or off-white cement.
Because of its fine texture, optimal clay content, and lack of organic matter, Light Brick Sand is workable, consistent, and reliable. It gives good bonding properties without compromising appearance.
Ideal for:
- Bricklaying and blockwork mortar mixes
- Mortar pointing and rendering
- Achieving clean, light-coloured mortar joints
- Use with white or light bricks and off-white cement
- Mortar mix for laying pavers
Key Features:
✅ Fine, consistent grading for smooth mixing
✅ Light, clean colour to enhance aesthetic finish
✅ Low impurity content for better bond strength
✅ Suited for both standard and architectural masonry work
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding suburbs.
Rich brown tones | Durable & wind-resistant | Ideal for borders & embankments
Border Bark is created by hammer-milling raw pine bark into a mix of fine sawdust up to 15 mm curly pieces—resulting in a natural, knitted blanket effect once applied. Its rich brown colour and texture bring a warm, organic look to garden beds and borders. Because of its varied particle sizes, Border Bark “knits” together over the surface to resist wind displacement and provide good ground cover, making it perfect for exposed or sloped areas.
Ideal for:
- Garden bed borders and edging
- Slopes, embankments and erosion-prone areas
- Mulching shrubs, trees and garden beds
- Wind-exposed garden zones
Key Features:
✅ Rich brown hue with natural texture
✅ Particle sizes range from sawdust up to ~15 mm
✅ Durable and wind-resistant—knits into a blanket mulch
✅ Good cover for embankments and erosion-prone zones
Available in-store or via local delivery across Eltham, Research, Diamond Creek, and surrounding areas.
Pure & soft texture | Ultra-clean finish | Sandpits & play areas
Our Triple Washed Fine White Sand is a premium-grade, ultra-clean sand perfect for rendering, tiling, grouting, and children’s play areas. The triple-washing process removes clay, silt, and impurities, leaving behind a bright white, fine-grained sand that’s soft to the touch and beautifully consistent in texture.
Because it’s clean and non-staining, this sand is equally suited to construction and landscape applications — from producing smooth render finishes to creating safe, soft play surfaces. Its fine particle size and high purity make it easy to work with, whether mixing mortar, topping off a sandpit, preparing decorative pathways, or grouting paving.
Ideal for:
- Rendering, plastering, and tiling projects
- Children’s sandpits and play areas
- Decorative landscaping and pathways
- Mixing with white cement for light mortar finishes
- Backfilling mortar gaps between bricks.
Key Features:
✅ Triple-washed for superior cleanliness and consistency
✅ Fine texture for smooth, even application
✅ Naturally bright white colour for an attractive finish
✅ Safe, non-staining, and free from clay or organic matter
Available in bulk or by the cubic metre for pickup or local delivery from our Eltham yard.
Locally sourced from Donnybrook | Compactible surface | Warm Tuscan tones
Our Tuscan Toppings are locally sourced from Donnybrook and are a favourite choice for creating natural, compactible surfaces. With their warm, earthy tones, these toppings are perfect for pathways, driveways, and feature areas where you want both durability and style.
Once compacted, Tuscan Toppings create a smooth, stable finish that’s easy to maintain and long-lasting. Their natural Donnybrook colouring makes them ideal for blending seamlessly into both native and contemporary landscape designs.
Ideal for:
- Garden paths and walkways
- Driveways and front landscaping
- Compactible bases for outdoor areas
- Rustic and natural-style landscapes
Key Features:
✅ Locally sourced from Donnybrook
✅ Warm, natural Tuscan colouring
✅ Compacts tightly for stable surfaces
✅ Smooth underfoot finish once set
✅ Suitable for residential and commercial landscaping
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding suburbs.
Nutrient-Rich Compost | Sustainable | Enhances Soil Structure
Diggers Compost is a premium organic soil conditioner made from recycled garden trimmings, including leaves and branches. Through a multistage process involving grinding, temperature-controlled composting, and final screening, this compost transforms green waste into a rich, black soil enhancer. It's ideal for improving soil structure, boosting nutrient content, and promoting healthy plant growth in various garden settings.
Ideal for:
- Topping up garden beds
- Enhancing soil fertility
- Mulching around trees and shrubs
- General landscaping projects
- Filling up wicking beds
- Enriching fruit and vegetable beds
Key Features:
✅ Produced from recycled garden trimmings
✅ Undergoes temperature-controlled composting
✅ Screened for consistency and quality
✅ Improves soil structure and nutrient content
✅ Environmentally friendly and sustainable
Local delivery available across Eltham, Research, Diamond Creek, and surrounding suburbs.
*Please note: due to the organic, recycled nature of this product, traces of foreign material may remain.
Lightweight volcanic stone | Ideal for drainage & garden beds | Naturally porous
20mm Scoria Rock is a lightweight, porous volcanic stone perfect for improving drainage in garden beds, behind retaining walls, and around soak wells or agi pipe. It's porous texture also lends it to use as a reservoir for self-watering pots or even as a grow medium for some plants.
Scoria’s excellent drainage properties help prevent waterlogging and root rot—making it an essential material for healthy gardens in clay-prone or wet soil areas.
Ideal for:
- Garden bed drainage and soil aeration
- Filling behind retaining walls or subsoil piping
- As a grow medium for suitable species in a self-watering setup.
Key Features:
✅ 20mm size – versatile and easy to handle
✅ Excellent drainage and water flow control
✅ Lightweight yet durable volcanic stone
✅ Natural earthy colour for landscaping appeal
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding suburbs.
Decorative | Free-Draining | Ideal for Paths & Drainage Areas
Our 14mm Honey Granite Screenings feature warm golden tones and a larger stone size that combines visual appeal with excellent functionality. Sourced from Victorian quarries, this crushed granite is ideal for areas where both drainage and fire safety are priorities.
Its angular structure makes it suitable for:
- Garden paths and informal walkways – natural look with low upkeep
- Driveways and access tracks – compactable yet permeable
- Drainage applications – behind retaining walls or in soakage zones
- Firewise landscaping – a long-lasting, non-combustible mulch alternative for garden beds and zones near buildings
Widely used in Eltham, Warrandyte, Research, and other bushfire-prone parts of Melbourne, 14mm Honey Granite is a smart, sustainable choice for both residential and commercial projects.
✅ Free-draining and low maintenance
✅ Fire-safe and long-lasting alternative to organic mulch
✅ Available in bulk or 20kg bags
✅ Delivery across Melbourne’s north-eastern suburbs
Price per m3 for bulk supplies.
Pre-blended aggregate | Time-saving | Consistent quality every batch
Our Concrete Dry Mix is a ready-to-use combination of 14 mm screenings and washed concrete sand, perfectly proportioned for convenience and consistency. Just add cement and water for strong, reliable concrete - ideal for small projects, repairs, and general building work.
This mix ensures even stone distribution, reliable compaction, and a smooth finish without the hassle of measuring or mixing raw materials on site.
Ideal for:
- Small concrete pours & footings
- Posts, slabs & repair jobs
- DIY and trade use
- Mixing with GP cement or rapid-set cement
Key Features:
✅ Pre-blended 14 mm screenings & washed sand
✅ Saves time on measuring and mixing
✅ Consistent quality and strength
✅ Suitable for both trade and DIY applications
Available in bulk by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding areas.
Fine Recycled Stone for Drainage & Bedding AKA "quarter minus"
A versatile fine aggregate ideal for drainage and bedding applications, our ¼- Screenings are sourced sustainably from Repurpose It. This clean, recycled stone is perfect for agi pipe backfill, paving sub-bases, concrete mixes, and landscape preparation. With excellent compaction and consistency, it’s a reliable option for both trades and home garden projects.
Ideal for:
- Drainage trenches and agi pipe bedding
- Concrete aggregate blends
- Sub-base for paving or synthetic turf
- General landscaping prep work
Size: <7mm (washed and screened)
✅ Clean recycled material from Repurpose It
✅ Suitable for domestic and trade use
✅ Available in bulk or smaller load sizes
✅ Local delivery available across Eltham, Research, Montmorency & surrounds
Available for local delivery or pickup with a suitable vehicle or trailer.
Warm, natural finish | Ideal for compacted garden paths | Perfect for local gardens
Crushed Honey Granite Toppings are a stunning, warm-toned decorative topping, perfect for creating compacted paths, driveways, and garden features. With its golden honey colour and slightly variable tone, this natural stone blend brings character and cohesion to both native and modern landscapes.
Designed for use over a compacted crushed rock base, this topping compacts tightly underfoot, making it a durable and low-maintenance option for outdoor areas.
Best used for:
- Compacting garden paths and walkway
- Driveways and front garden features
- Natural-looking landscaping in Eltham & surrounds
Key Features:
✅ Rich honey colour with natural variation
✅ Excellent compaction for stable surfaces
✅ Pairs perfectly with crushed rock base
✅ Suitable for residential and commercial landscaping
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and nearby areas.
*This is a natural product and colour may vary
Strong & versatile | Excellent drainage | Ideal base material
Our 20mm Aggregate is a coarse, clean stone blend suitable for a range of construction and landscaping applications. Its larger particle size makes it ideal as a sub-base material for concrete slabs, driveways, paths, and drainage systems, where strength and flow-through capacity are essential.
Because the stones are relatively large, this aggregate permits water to pass through, reducing pooling and helping maintain stability under structural loads. It’s commonly used around pipe bedding, retaining wall backfill, and civil works projects.
Ideal for:
- Drainage and pipe bedding
- Backfill for retaining walls
- Structural and landscaping foundations
- Aggregate for concrete mix
Key Features:
✅ Coarse 20mm stone size for strength and stability
✅ Excellent drainage capacity — reduces waterlogging
✅ Suitable for load-bearing and civil applications
✅ Clean, screened material ready for use
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding suburbs.
Fine graded | Clean & sharp | Ideal for paving & concrete work
Our Concrete Sand—also referred to as Paving Sand—is a premium, fine-graded sand specifically blended for use under paving, in mortar mixes, and for finishing concrete joints. Its clean, sharp grains ensure strong compaction, excellent drainage, and a tight bedding layer for pavers or slabs.
Whether you're laying a paved patio, repairing concrete, or grouting paver joints, this sand gives you the strength and finish you need without the impurities that cause shifting or discolouration.
Ideal for:
- Bedding and jointing pavers
- Underlay for patios, driveways & pathways
- Mixing with cement for mortar
- Levelling base before paving
Key Features:
✅ Fine-graded, clean sand — free from clay and organic material
✅ Sharp texture for strong interlock & compaction
✅ Promotes drainage and reduces movement
✅ Versatile – suitable for paving, concrete & jointing
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding areas.
Fine, compactable & highly versatile | Excellent base & drainage material
Crusher Dust is a finely graded crushed rock product (approx. 5 mm down to dust) that compacts firmly to create stable bases for landscaping and civil use. It’s especially useful in garden supplies and landscape supplies for foundations, path bases, driveway base layers, and wherever solid, compact surfaces are needed.
With strong compaction, good drainage, and affordability, it’s commonly used under synthetic turf, paving, concrete slabs, and as foundation material under outdoor structures.
Ideal for:
• Base layers under patios, pavers & pathways
• Foundations for driveways & vehicle access tracks
• Bedding under synthetic turf or artificial lawn
• Under concrete slabs & shed bases
• Filling trenches, stabilising uneven soil & water-drained areas
Key Features:
✅ Fine grading (5 mm down to dust) for tight compaction and stable base
✅ Excellent drainage properties – helps prevent water pooling and soil wash-out
✅ Strong load-bearing capacity once compacted – supports structures and surfaces reliably
✅ Low-clay, quality crushed rock option – reduces movement, swelling, or shifting over time
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, Greensborough and surrounding suburbs.
Locally sourced | Organic soil conditioner | Boosts plant growth
Our Mushroom Compost is a rich, organic soil improver sourced directly from local mushroom growers. This nutrient-packed compost enhances soil fertility, promotes strong root development, and improves water retention — helping your plants thrive naturally.
Made from a blend of straw, manures, and natural composted materials used in mushroom farming, it’s ideal for enriching existing soils or mixing through new garden beds. With its balanced nutrient profile and gentle pH, Mushroom Compost is perfect for vegetables, flowers, and ornamental plants alike.
Ideal for:
- Vegetable gardens and raised beds
- Flowering plants and shrubs
- Soil improvement before planting
- Mixing with garden soil for added nutrients
Key Features:
✅ 100% organic and locally sourced
✅ Improves soil structure and fertility
✅ Enhances moisture retention and microbial health
✅ Ideal for all garden types and soil conditions
*It's always good to test your soil pH after adding mushroom compost to ensure it is suitable for what you are growing!
Available in bulk for pickup or local delivery across Eltham, Research, Diamond Creek, and surrounding areas.
Field Granite Landscape Rock – Natural Stone for Walls, Gardens & Landscape Features
Earthy Tones | Textured Finish | Ideal for Natural Landscaping
FOR SPECIAL ORDER ONLY. We only stock a small amount of rock at any time. Please call to place an order.
Enhance your outdoor space with the raw beauty of Field Granite Landscape Rock, ideal for modern and rustic landscape designs. These natural granite boulders feature warm tones of golden tan, ochre, and rust, adding texture and earthy character to any garden or outdoor project. Perfect for retaining walls, garden edging, dry creek beds, waterwise landscaping, and feature rock displays.
Ideal for:
- Garden borders and rockeries
- Dry creek beds and waterwise landscapes
- Informal retaining walls
- Feature rocks and sculptural focal points
Size Range: Approx. 150mm–800mm diameter (mixed sizes)
✅ Durable natural stone with rich colour variation
✅ Complements native and drought-tolerant gardens
✅ Available in bulk loads or hand-picked pieces
✅ Local delivery across Eltham, Research, and surrounding suburbs
Available for local delivery only or pickup with suitable vehicle or trailer.
Certified to AS4422 | Soft Underfoot | Natural Look
* THIS MATERIAL IS NOT STOCKED AT THE YARD. PLEASE SUBMIT ORDER ONLINE OR CALL US TO ORDER YOUR SOFTFALL MULCH.
Softplay® Playground Mulch is a purpose-designed mulch made from carefully screened virgin timber, offering a safe and natural soft-fall surface for children's play areas. Certified to meet Australian Standard AS4422, it provides the cushioning required to reduce injury risk around swings, slides, and climbing structures.
With a fibrous, tan-coloured texture, this mulch blends well into both urban playgrounds and natural landscape settings. It’s a practical, sustainable solution for schools, early learning centres, and backyard play zones.
Ideal for:
- Under playground equipment
- Schoolyards and childcare centres
- Backyard play areas
Key Features:
✅ Produced from 100% virgin pine woodchip material
✅ Complies with AS4422 for soft-fall safety
✅ Clean, screened, and free from contaminants
✅ Soft underfoot and natural in appearance
✅ Sustainable and locally produced
Available in bulk.
Local delivery available across Eltham, Research, Diamond Creek, and surrounding suburbs.
Strong, coarse, and highly durable | Exceptional drainage performance
Our 40mm Castella Aggregate is a single-sized, coarse crushed stone blend engineered for heavy-duty landscape and civil applications. With its large particle size, it’s ideal where strength, permeability, and structural stability are required.
Castella’s 40mm B-Grade Aggregate is widely used across construction, drainage, roads, and landscaping projects. Its robust nature makes it suitable behind retaining walls, in driveway sub-bases, for large-scale drainage trenches, and as a foundational component in landscape and garden supply projects.
Ideal for:
• Sub-base for heavy-duty driveways, roadworks & concrete slabs
• Drainage trenches, French drains & stormwater systems
• Backfilling behind retaining walls and bulk landscape walls
• Structural foundations in large-scale landscaping
• Agricultural paths, hardstand areas & rural projects
Key Features:
✅ Large 40mm particle size for superior strength & load-bearing capacity
✅ Excellent drainage
✅ Clean, screened B-grade aggregate ready for use
✅ Suited for structural, civil and landscape supply use
Available in bulk or by the cubic metre for pickup or local delivery across Eltham, Research, Diamond Creek, Greensborough and surrounding suburbs
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