15 practical UK garden guides

Use the guide when the difficult part is choosing the input

Calculators handle the maths. These guides handle the judgement around awkward measurement, sensible depth, spacing, wastage, storage and the difference between similar-looking jobs.

Garden planning and planting illustration

Measuring

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for How to Measure an Irregular Garden Accurately
Practical guide

How to Measure an Irregular Garden Accurately

Split awkward lawns and beds into simple zones, subtract exclusions and avoid the common bounding-rectangle error.

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Lawn & turf

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for How to Prepare the Ground Before Laying Turf
Practical guide

How to Prepare the Ground Before Laying Turf

A measurement-led new-lawn checklist before you order turf.

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Illustration for New Lawn vs Overseeding
Practical guide

New Lawn vs Overseeding

Work out which grass-seed job you are doing before applying the product rate.

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Illustration for Lawn Topdressing Depth & Quantity
Practical guide

Lawn Topdressing Depth & Quantity

Understand shallow application depth, litres per square metre and when a levelling job is no longer routine topdressing.

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Soil, compost & mulch

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for How Much Topsoil Do I Need?
Practical guide

How Much Topsoil Do I Need?

Choose a sensible soil depth, understand litres versus weight and plan bags or bulk delivery without hidden assumptions.

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Illustration for How Deep Should Mulch Be?
Practical guide

How Deep Should Mulch Be?

Separate the horticultural decision about mulch depth from the simple volume calculation.

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Raised beds & containers

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for How Much Compost for Pots & Containers?
Practical guide

How Much Compost for Pots & Containers?

Use internal pot dimensions, taper, fill level and rootball displacement when buying compost.

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Illustration for How to Fill a Raised Bed
Practical guide

How to Fill a Raised Bed

Plan internal volume, finished level, drainage context and growing-medium choices before ordering fill.

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Gravel & landscaping

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for How Deep Should Gravel Be?
Practical guide

How Deep Should Gravel Be?

Understand how a chosen gravel depth changes volume, weight and bag quantities for paths and decorative areas.

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Paving & patios

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for Paving Wastage Guide
Practical guide

Paving Wastage Guide

Choose an ordering allowance for cuts, breakage, curves and patterns instead of assuming every patio needs the same percentage.

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Planting & hedging

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for Plant Spacing Guide
Practical guide

Plant Spacing Guide

Understand centre-to-centre spacing, plants per square metre and square versus staggered layouts.

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Illustration for Hedge Spacing Guide
Practical guide

Hedge Spacing Guide

Translate species- and stock-specific supplier spacing into single or staggered hedge quantities.

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Ponds & water

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for Pond Volume & Liner Measuring Guide
Practical guide

Pond Volume & Liner Measuring Guide

Use average depth for water capacity and maximum depth for liner sizing without mixing the two jobs.

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Rainwater & watering

Guidance for the decisions that sit around the calculator, not a duplicate of the calculator itself.

Illustration for Garden Irrigation Planning in Litres
Practical guide

Garden Irrigation Planning in Litres

Translate area, selected watering depth and known system flow into a transparent water-volume and runtime plan.

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Illustration for What Size Water Butt Do I Need?
Practical guide

What Size Water Butt Do I Need?

Think about roof catchment, rainfall timing, storage turnover and garden demand before choosing capacity.

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Calculator or guide?

If you already know the project inputs, go straight to the calculator. If you are still deciding what depth, spacing, allowance or measurement method is appropriate, read the companion guide first. Product instructions and supplier specifications remain the figures to follow where they are more specific than a general planning example.