Garden Paths and Paving: Choosing Surfaces That Work

Paths are the most-used structures in any garden and the least designed. They tend to arrive by accident — a line of slabs left by a previous owner, a strip of worn grass where everyone walks anyway — and once laid, they quietly dictate how the whole garden is used for decades.

Which is why they deserve more thought than they get. Where a path goes determines how a space is used; how wide it is determines whether it is genuinely usable; and what lies beneath it determines whether it is still level in five years. This guide covers those three decisions, compares the materials honestly, and explains the drainage and construction that separate a path that lasts from one that sinks.

Route: Follow the Desire Lines

Before choosing materials, work out where the path should actually go — and the most reliable evidence is where people already walk.

• Look for worn lines in the grass. These "desire lines" show the routes people naturally take, and a path that ignores them will be ignored in turn, with a muddy shortcut appearing beside it.
• Connect what actually needs connecting: door to gate, house to shed, seating area to kitchen. Be honest about which journeys you make daily.
• Straight or curved is a design decision, not a rule. Straight paths are direct, formal and efficient; curved paths slow movement, create a sense of journey and hide what is around the corner — but a curve with no reason for existing reads as fussy, and people cut the corner anyway. Curve around something: a shrub, a tree, a change of level.
• Consider what a path reveals. A route that turns to reveal a view, a seat or a specimen plant is doing design work, which is the point the garden lighting and design guides both make about creating focus.
• Plan working routes too. Compost heap, water butt, greenhouse and bins all need access that stays usable in winter mud.

Width: Build It Bigger Than You Think

The FAQ's guidance is the single most useful thing here, because it is the mistake almost everyone makes:

And the allowance people forget: planting encroaches. A path edged with perennials loses 20–30 cm of usable width by midsummer, so add that at the design stage rather than fighting the plants later. Also check that the width suits what will travel it — a mower, a wheelbarrow, a wheelchair or a pushchair all need real clearance.

Materials, Compared Honestly

The pragmatic answer for most gardens: paving for main routes that must work in all weather, gravel or bark for secondary and informal ones. There is no obligation to use one material throughout, and mixing them appropriately reads as considered rather than inconsistent — provided the palette stays limited, which is the design guide's repetition principle again.

Drainage and Permeability

The FAQ makes the case; the practical rules:

• Favour permeable surfaces where you can — gravel, bark, and paving laid with permeable joints or on a permeable base all let water through rather than shedding it.
• Lay solid paving with a slight fall, directing water toward planting or a soakaway — never toward a building, and never so it pools at the lowest point.
• Keep hard surfacing to what you actually need. Every square metre of impermeable surface sheds water that has to go somewhere, and paved gardens are a documented contributor to local flooding.
• Check local rules before paving significant areas, particularly front gardens, where permeable solutions are required in some places.
• Direct downpipes to advantage: the rainwater guide's point that a butt or a planted hollow beats a storm drain applies to path runoff too.

Paths and Planting Together

A path is not only a surface — it is an edge, and edges are where planting has its greatest effect. Plants spilling softly over a path's margins are what stops hard landscaping looking hard, breaking the line and making a new path look established within a season. Low mounding and creeping plants suit this best, and scented ones sited where they will be brushed against pay a daily dividend, which is the same argument the design guide makes about putting scent where people linger. Where a path runs beside a bed, allow for that encroachment in the width. Where it runs through planting, stepping stones set into low ground cover give access without a visual division. And planting into the path itself — creeping species between stones or in gravel joints — softens the surface, suppresses weeds by occupying the space, and is far more attractive than bare jointing. The one caution is to keep the walking line genuinely clear, since a path you have to push through is a path that gets avoided.

Construction: Where Paths Succeed or Fail

The FAQ is unambiguous — path failures are base failures. The sequence for a solid path:

1. Mark out the route with string lines or a hose laid on the ground, and live with it for a few days before digging. Walk it.
2. Excavate deeper than feels necessary, allowing for sub-base, bedding layer and the surface material itself.
3. Lay and compact a sub-base of crushed hardcore. Compaction matters as much as depth; a loose base settles unevenly.
4. Add the bedding layer — sharp sand or mortar depending on the surface material.
5. Lay the surface, checking levels constantly and building in the fall for drainage.
6. Edge it. Timber, brick, metal or stone edging holds gravel in and stops paving spreading; without edges, a path slowly loses its shape.
7. Fill joints appropriately — sand, mortar or permeable jointing compound.

For gravel and bark paths the process is simpler but the principles are identical: excavate, provide a firm compacted base, edge it properly, and consider a permeable membrane beneath to suppress weeds while letting water through.

Steps, Slopes and Safe Access

Any change of level turns a path into a safety question, and it is worth designing rather than improvising. Steps should be consistent — every riser the same height and every tread the same depth — because the commonest cause of falls on garden steps is one step that differs from its neighbours, which the foot does not expect. Generous treads that allow a whole foot to land comfortably are safer and more relaxed to walk than the minimum, and shallow risers suit garden settings better than domestic staircase proportions. For gentle slopes, a ramp or a series of long shallow steps is more comfortable than a steep flight, and is what makes a garden usable with a wheelbarrow, a pushchair or a wheelchair. Surfaces on any sloping route should be chosen for grip when wet, since smooth paving and timber both become genuinely dangerous with algae, and a handrail is worth considering on anything more than a few steps. Lighting matters here too, and the garden lighting guide's advice applies precisely: low, downward, glare-free markers on steps rather than a bright light shining into people's eyes.

Small Gardens and Informal Solutions

• Stepping stones through planting give access without visually dividing a small space — the cheapest and often the prettiest answer.
• A path that disappears around a corner makes a small garden feel larger, since the eye assumes there is more beyond.
• Diagonal routes across a small rectangular garden create longer sightlines than paths running parallel to the boundaries.
• Keep the palette tight. In a small space, three surface materials look busy; one or two look intentional.
• Plant into the path — low creeping plants between stepping stones or in gravel soften hard surfaces and add scent when brushed, which is worth siting deliberately near seating.
• Salvage works well: reclaimed bricks, broken slabs used as crazy paving, and offcuts of stone all make characterful paths cheaply, and secondhand hard landscaping is often free to collect.

Cost, Effort and Knowing Your Limits

Hard landscaping is where garden budgets disappear, and the honest ranking is worth having before ordering materials. Bark, gravel and stepping stones are cheap in materials and light in labour, and are entirely reasonable do-it-yourself projects. Paving slabs are moderate in materials and heavy in labour — the excavation and base preparation are the real work, and a path of any length involves moving a surprising quantity of soil and hardcore. Brick and setts are expensive in both, mainly because laying them well is slow and skilled. Beyond the money, know where the sensible limits are: laying a gravel path or setting stepping stones is well within most people's reach, while large areas of paving, anything involving significant changes of level, steps, retaining walls or drainage connections are worth getting professional help with. A badly built path is not merely disappointing — it is a trip hazard and it has to be dug up and redone, which costs more than doing it properly once.

Maintenance

• Sweep regularly. Most path weeds grow in accumulated debris on the surface rather than up through it, which the weed guide points out about gravel specifically — sweeping prevents more weeding than anything else.
• Clear algae and moss on paving and decking before it becomes a slip hazard, using the gentle methods the cleaning guides recommend rather than harsh chemicals near planting.
• Top up gravel and bark as they thin and settle.
• Reset lifted or sunken slabs promptly — they are a trip hazard and the problem worsens.
• Boiling water for joint weeds is effective and free; salt is never appropriate near soil.
• Check edging annually, since it is what holds everything in place.

The Classic Mistakes

1. Building too narrow, and forgetting that planting will encroach.
2. Ignoring desire lines, and ending up with a muddy shortcut beside the path.
3. Laying straight onto soil with no compacted base.
4. No edging, so gravel migrates and paving spreads.
5. No fall, so water pools — or a fall directing water toward the house.
6. Paving everything by default instead of using permeable surfaces where they would do.
7. Curves for their own sake that everyone walks straight across.

The Bottom Line

Paths shape how a garden is used far more than their cost or prominence suggests. Start by watching where people actually walk and route accordingly, then build wider than instinct suggests — around 1.2 metres for a main route, with an allowance for planting that will encroach. Choose materials by use rather than by fashion: firm paving where all-weather access matters, gravel or bark for secondary routes, stepping stones where informality suits. Favour permeable surfaces, lay solid ones with a slight fall away from buildings, and keep hard surfacing to what you genuinely need. Then spend your effort below ground, because the compacted base, the edging and the drainage are what determine whether the path is still level and weed-free in a decade — long after the surface material has stopped being the interesting part.