The Best Time to Prune Trees in the UK, Species by Species

Pruning timing at a glance

This table gives the usual timing for common garden trees. Treat it as a starting point, because the species, the tree's age and the job in hand can all shift the right date.

When should you prune deciduous trees?

Prune most deciduous trees while they're dormant, usually from late autumn through winter. With the leaves gone, you can see the branch structure clearly and pick out crossing, damaged or badly placed growth.

Your tree may not need cutting every year, as mature trees often want only occasional attention, and too much cutting can trigger weak regrowth or leave large wounds. It's best to decide what you want to achieve first, then choose the timing to suit it.

Why are cherry and plum trees pruned in summer?

Cherry and plum trees are pruned in the warmer months to reduce the risk of silver leaf disease, which can infect fresh wounds. The RHS recommends pruning established trees broadly from April to July, although the exact date depends on the species, the conditions and the reason for pruning.

Young stone fruit trees may need different formative pruning, so if you don't know which type of Prunus you have, get advice before doing anything extensive.

Trimming evergreens and conifers safely

Many evergreen broadleaf trees, such as holly and bay, are pruned in spring. Light trimming of many conifers can run from spring into summer, although the species makes a difference.

Take particular care with conifers, as most won't grow back from old, bare wood, and removing too much foliage from a mature tree can leave a permanent bare patch. Yew is the useful exception, because it can often regrow from older wood.

A tree with an odd shape or a serious decline should be assessed before any reduction. Cutting it hard in the hope of new growth can leave you with a worse result.

Does crown reduction need different timing?

It can, because the reason for the work may matter more than the month. Crown reduction shortens selected branches to bring down a tree's height or spread. Crown thinning removes selected smaller branches without much change to the outline, and crown lifting takes off lower branches to give clearance.

Each job has to suit the tree's species, age and structure, so agree the timing with your tree surgeon in Leeds as part of the work itself. Our tree pruning and crown reduction page explains which approach may help with overhanging growth or poor access.

Damaged or hanging branches

A damaged limb that threatens people or property may need attention well outside the usual season. Keep clear of unstable branches and never try to dislodge one trapped in the crown. Our guide to the signs of a dangerous tree explains what deserves a quick response.

Can you prune during the bird nesting season?

You can, as long as no active nest is affected, because no blanket ban covers all garden tree pruning between fixed dates. Active wild bird nests are protected by law, though, so work that would damage or destroy a nest in use or being built must not go ahead.

Nesting is usually linked with spring and summer, yet nests can be active outside those months. Bats and their roosts are protected too, so look for wildlife just before work starts and delay anything that can wait. Some agricultural hedges have extra seasonal restrictions, but those shouldn't be confused with the rules for garden trees.

Legal checks to make before you pick a date

A tree with a Tree Preservation Order normally needs council consent for specified work, even if the month is perfect for the species. Qualifying work to an unprotected tree in a conservation area generally needs a section 211 notice at least six weeks beforehand. Those timescales can decide your pruning date, so it's best to check early.

You can start with the Leeds City Council tree guidance, and our guide to tree permission in Leeds then walks through the main checks.

Choosing a pruning date for your tree

Start with the species and the exact problem, such as a low branch over a path. Next, check for legal protection and wildlife, then pick a date that suits both the tree and the job. The RHS pruning guide is a good reference for species timing.

Large branches, awkward access and work above buildings are best left to a professional, because high-level ladder or chainsaw work is dangerous. If you'd like us to look at a tree in Leeds, use the form on this page. Give us your postcode, the species if you know it and the result you want. We'll confirm whether we can help, and you can email ground-level photos to [email protected].