Practical Guide

What Can I Do if My Hedge Is Taking Over the Garden in Brislington?

Width is harder to fix than height, and on some species it cannot be fixed at all. Worth finding out which yours is.

Updated 1 September 2026 Hedge Maintenance · Brislington

The Short Answer

Four options: narrow it, reduce it in stages, replace it with something more suitable, or remove it and fence.

Which are available depends on the species. A hedge that regrows from old wood can be narrowed substantially; a conifer past its green cannot be narrowed at all without leaving a brown wall.

How Much Ground It Takes

Why It Got Wider

Almost every over-wide hedge was made that way by its own trimming. Each cut taken just outside last year's line adds a little width, every year, because cutting into old wood is slower and looks worse for a season. Repeat for a decade and the hedge is a foot wider than it was, with nobody having decided that.

Option One — Narrow It

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Option Two — Stage It Over Years

Where the hedge is both too tall and too wide, staging makes a real difference. Height one year, one face the next, the other face the year after. Slower and more expensive across three visits, but it produces a hedge rather than a scarred remnant — and on a hedge that has stood thirty years, three years is not a long timescale.

Options Three and Four — Replace or Remove

OptionGround recoveredTrade-off
Narrow itSomeBare face for a season; species-dependent
Stage over yearsSome, graduallySlower and dearer overall
Replace with a better speciesMost, eventuallyThree to five years to screen
Remove and fenceThe most, immediatelyLoses height, wildlife value, softness
Fence with planting in frontMost, then someOften the best compromise

Replacement is the honest answer where the hedge is simply the wrong plant. A leylandii planted as a quick screen in a modest garden will always want to be twenty metres tall and two metres wide — reducing it is a permanent commitment to fighting it. Yew, hornbeam or a native mix in the same position needs a fraction of the maintenance and stays where you put it.

Deciding

A mature hedge in a modest garden is often taking up a tenth of the plot. It is worth measuring before deciding it is fine.

Hedge Maintenance in Brislington

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FAQs

Overgrown Hedges in Brislington — FAQs

Can a hedge be narrowed?

On species that reshoot from old wood — yew, privet, laurel, beech, hornbeam, hawthorn, holly — yes, one face at a time across two seasons. Conifers generally cannot.

Why did my hedge get wider?

Because each trim was taken just outside the previous year's cut line rather than into it. That adds a little width every year and compounds over a decade.

How much space does a mature hedge take?

Often a metre or more of depth, plus root spread, a dry shadow where little grows, and access space to cut it.

Should I narrow both faces at once?

Better not on a severe reduction. One face, then the other the following year, gives the hedge time to respond.

When is replacement the better option?

Where the hedge is the wrong plant for the space. A leylandii in a modest garden is a permanent commitment to fighting it.

What if I remove it and fence instead?

You recover the most ground immediately and lose the maintenance, but also height, wildlife value and softness. A fence with planting in front is a middle path.

How long before a new hedge screens?

Three to five years, depending on species and planting size.

Is there likely to be a fence inside it?

Frequently, and usually in poor condition — a hedge keeps timber permanently damp.

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