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    Sleepers

    Durable Garden Sleepers for Retaining Walls & Outdoor Structures

    Explore our selection of sleepers—available in pressure-treated softwood and natural hardwood options—ideal for building raised beds, garden walls, steps, and landscaping features. Built for both trade professionals and DIY gardeners, these sleepers offer strong support, rot resistance, and a stylish finish for outdoor projects. Discover related categories like Garden & Landscaping, Building Materials, and Gravel to complete your outdoor space.

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    Picture of Green Pressure Treated Softwood Sleeper 95x195x2400mm Nominal

    Green Pressure Treated Softwood Sleeper 95x195x2400mm Nominal

    Free delivery over £250 (Exceptions Apply)
    Further delivery information
    30 Day Return Policy
    Need help or advice? Get in Touch
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    £40.89
    Picture of Oak Sleeper 200x100x2400mm

    Oak Sleeper 200x100x2400mm

    Free delivery over £250 (Exceptions Apply)
    Further delivery information
    30 Day Return Policy
    Need help or advice? Get in Touch
    Payment options Payment icons Visa Mastercard PayPal
    £59.58

    Choosing the Right Garden Sleepers for Your Landscaping Project

    At County Building Supplies, we supply timber garden sleepers for professional landscapers, builders and DIY customers. Whether you're creating raised flower beds, installing garden edging or building landscaping features, choosing the right timber sleepers is important for appearance, durability and long-term performance.

    Oak Sleepers vs Pressure Treated Softwood Sleepers

    Oak and pressure treated softwood sleepers are both popular for garden landscaping, but they offer different benefits.

    • Pressure treated softwood sleepers: A practical, generally more affordable option for raised beds, garden borders and landscaping projects. County stocks green pressure treated softwood sleepers measuring 95 x 195 x 2400mm nominal, with preservative treatment designed to help protect against rot, fungal decay and insect attack.
    • Oak sleepers: A natural hardwood option with distinctive grain and character. Oak is often chosen for traditional garden designs, decorative edging and landscaping features. County stocks oak sleepers measuring 200 x 100 x 2400mm.

    The best choice depends on your budget, preferred appearance, ground contact conditions and intended application. Always check that the sleeper is suitable for its planned use.

    Using Sleepers for Raised Garden Beds

    Timber sleepers are commonly used to construct raised flower beds, vegetable planters and garden borders. Their substantial dimensions make them suitable for creating defined planting areas and different garden levels.

    When building raised beds, ensure the sleepers are securely connected and supported. Use suitable exterior-grade fixings, and consider a protective lining where appropriate to reduce prolonged contact between the timber and damp soil.

    Garden Sleepers for Edging, Steps & Retaining Walls

    Sleepers can also be used to create lawn edging, garden steps and low-level landscaping features. They provide a natural timber finish that works well alongside gravel, paving and planted areas.

    For retaining walls or structures supporting significant soil loads, correct foundations, drainage and structural design are essential. Sleepers should not be used for substantial retaining structures without appropriate professional guidance.

    How Many Garden Sleepers Do You Need?

    Start by measuring the length, width and height of your planned feature. County's listed oak and treated softwood sleepers are both 2.4m long, although their cross-sectional dimensions differ.

    For example, a straight garden border measuring 7.2m would require three full 2.4m sleepers if installed end to end, before allowing for cutting or additional supports.

    For raised beds and stacked installations, calculate the number of sleepers required for each layer and allow for corners, joints and cutting waste.

    Need Advice?

    Not sure whether oak or treated softwood sleepers are right for your project? Visit your local County Building Supplies branch or contact our team for help choosing suitable landscaping materials, calculating quantities and checking availability.

    Frequently Asked Questions – Garden Sleepers

    Are oak sleepers better than treated softwood sleepers?

    Oak sleepers offer a natural hardwood appearance and can be a durable choice for suitable landscaping projects. Pressure treated softwood sleepers are generally more affordable and benefit from preservative treatment. The best option depends on your budget, design and intended use.

    What can garden sleepers be used for?

    Garden sleepers are commonly used for raised beds, flower borders, lawn edging, garden steps and decorative landscaping features. They can also be used for suitably designed low retaining structures.

    How long do timber garden sleepers last?

    The lifespan of timber sleepers depends on the wood species, preservative treatment, drainage, ground contact and exposure to moisture. Correct installation and ongoing maintenance can help extend their service life.

    Can you use treated sleepers for raised vegetable beds?

    Some modern pressure treated sleepers may be suitable for raised vegetable beds, but you should check the preservative treatment and manufacturer's guidance for the intended application. A suitable internal barrier may also be considered where appropriate.

    Do garden sleepers need foundations?

    The required base depends on the project. Simple garden edging may need a level, well-prepared base, while raised structures and retaining walls can require more substantial foundations, drainage and secure fixings.

    What size garden sleepers does County stock?

    County Building Supplies lists green pressure treated softwood sleepers measuring 95 x 195 x 2400mm nominal and oak sleepers measuring 200 x 100 x 2400mm. Check individual product pages for dimensions and availability.

    Do you deliver garden sleepers?

    County Building Supplies offers local delivery options for landscaping materials, including timber sleepers. Delivery availability and any applicable charges depend on your location and order requirements.