Tracked stump grinder working on a lawn, grinding a tree stump out below ground level

Stump grinding & treatment

Stump Grinding Across Surrey,Kent And Sussex:Ground Out, Not Left To Rot

A stump left in the lawn is not a finished job, it is an unfinished one, a trip hazard, a mower obstacle, and in some species a launchpad for years of suckering regrowth. We grind it down below ground level with a tracked or towable grinder sized to the access, chip and clear the arisings, and leave the ground ready for turf, planting or paving.

12 years grinding stumps across the borders, 59+ five-star Google reviews, £10m employers' and £5m public liability cover.

12 yrs

Experience grinding stumps of every size and species

£15m

Total insurance cover, £10m employers', £5m public and products

NPTC

City & Guilds certificates held by the crew on site

7 days

Typical wait for a free site visit, written quote sent same day

Tracked stump grinder positioned on a lawn ready to grind out a tree stump
Close-up of a stump grinder cutting wheel reducing a tree stump to chippings below ground level

The service

What Stump Grinding Actually Involves, And When It Is The Right Call

Stump grinding uses a machine with a rotating toothed wheel to chew the stump and the top of the root plate down into loose woodchip, working from the outside edge inward until the stump is below ground level rather than merely flush with it. The depth we can reach depends on the machine and the access, a compact tracked grinder can get through a standard side gate and work a stump down to a genuinely plantable or turfable depth, where a garden with no side access at all may call for a smaller, more manoeuvrable unit and a slower job.

It is for anyone left with a stump after a tree has come down, whether we removed it or someone else did years ago, and it is for anyone about to relandscape, turf, pave or plant over the spot. Landscapers and groundworkers ask for it before laying a patio or driveway edge; homeowners ask for it because a stump in the middle of a lawn is exactly where the mower catches, and because certain species will keep sending up shoots from the root plate for years if the stump is simply left.

Left in the ground, a stump is not inert. Species that sucker aggressively, poplar, willow, cherry, lime and false acacia among them, will throw up regrowth from the root plate season after season, and a decaying stump close to a building or a healthy tree carries a real risk of honey fungus, or Armillaria, spreading through the root system to neighbouring plants. Where access allows the grinder in, grinding is the more permanent answer; where it does not, chemical stump treatment is the alternative for stopping regrowth without excavation.

Who it is for

Homeowners relandscaping a garden, landscapers and groundworkers preparing a site, and anyone left with an old stump from previous tree work.

When it is needed

Before turfing, planting or paving over the area, where a stump is a trip or mowing hazard, or where suckering regrowth keeps returning.

What is included

Grinding below ground level with a machine sized to the access, chippings cleared or left as backfill on request, and the site tidied.

Alternative option

Where grinding access is impossible, chemical stump treatment is available to stop regrowth without excavation.

What happens if it's left

A Stump Is Never Just Cosmetic

A stump sitting flush with the lawn looks like the smallest job left on the list, which is exactly why it gets put off. But the practical problems it causes rarely stay small. A mower blade meeting a hidden stump edge can be written off in a second, and a stump a few inches proud of the grass is a genuine trip hazard for children, visitors and anyone crossing the garden after dark.

The biological problems run quieter and longer. A decaying stump is a route for Armillaria, honey fungus, to establish and then spread through root contact into neighbouring shrubs, hedges and even healthy trees, by the time the tell-tale bootlace-like rhizomorphs or the honey-coloured toadstools show up, the fungus has often been working underground for a while. Species that sucker do the opposite of dying quietly: cherry, lime, willow, poplar and false acacia will keep sending shoots up around the base for years, turning one stump into a spreading thicket if it is ignored.

The common mistakes we see are trying to burn a stump out with a fire that scorches nearby fencing and never actually removes the root plate, hiring a domestic-grade rented grinder that cannot reach useful depth and leaves a shallow saucer that regrows within a season, and paving or turfing straight over a stump without treating it, only to have the surface crack or subside as the wood rots away underneath.

Trip and mower hazard

A stump at or just above ground level catches feet, mower blades and strimmer heads without warning.

Honey fungus spread

Armillaria can establish in a decaying stump and spread by root contact into nearby healthy trees and shrubs.

Suckering regrowth

Species like cherry, lime, willow and poplar send up new shoots from the root plate for years if left.

Wasted landscaping

Turf, paving or a new bed laid over an untreated stump will crack, sink or die back as the wood rots beneath it.

Shallow grinding

A saucer-shaped grind that does not reach real depth still regrows and still leaves a lump under new turf.

Access damage

The wrong machine forced through a narrow gap can mark paving, lawns and fences on the way in.

How we do it

Our Stump grinding Process

  1. 01

    Inspection

    Jack visits, usually within 7 days, and checks stump size, species, ground conditions and access width.

  2. 02

    Method & quote

    You get the honest recommendation, grinding or chemical treatment, and a written price sent the same day.

  3. 03

    Access & protection

    Boards or sheeting laid where needed to protect lawns, paving and borders on the route to the stump.

  4. 04

    Grinding

    The stump and root plate are ground down below ground level with a machine sized to the access available.

  5. 05

    Clear & finish

    Chippings cleared, or left as backfill if you'd rather turf straight over, and the area swept before we leave.

What you get

The Difference It Makes On Site

Below ground, not flush

Genuine grinding depth means the area is actually ready to turf, plant or pave, not just tidier to look at.

Regrowth stopped

Removing the growing point at the root collar stops suckering species sending up new shoots.

Access-matched machinery

Compact tracked grinders reach most side-gate gardens; where they can't, chemical treatment covers it instead.

Honey fungus risk reduced

Removing decaying stump material near other planting lowers the chance of Armillaria taking hold.

No second visit for waste

Chippings cleared as standard, or left deliberately as backfill or mulch if you'd prefer to keep them.

Ground ready to work

A properly ground stump leaves a level, plantable surface rather than a lump waiting to reappear.

Methods, Machines And Variations: How Grinding Jobs Differ Site To Site

Two stumps that look identical from the kitchen window can be completely different jobs once you account for what's underneath, what's around them, and what happens next. Here is what actually changes the method and the outcome.

Grinder size and access

The right machine for a stump in an open field is not the right machine for a stump three feet from a conservatory down a narrow side return. Compact tracked grinders can fit through a standard gate and work in tight courtyards and small rear gardens across Oxted, Caterham and Godstone; larger towable units cover bigger stumps and open ground more quickly on driveways and paddocks around Edenbridge and Lingfield.

Access width, gate position, gradient and anything the machine has to cross to reach the stump, a lawn, a patio, a flower bed, all get checked at the site visit, because forcing an oversized machine through a gap it doesn't fit is how paving gets chipped and lawns get scarred.

Grinding depth and what it means

Grinding below ground level means removing the growing point at the root collar, not just shaving the visible stump flush with the grass. Depth achievable depends on root plate size, soil type and any obstructions in the ground such as old paving, drain runs or services, all of which get checked before the machine starts, since a grinder wheel meeting a buried pipe or cable is a problem nobody wants.

For a spot destined for turf or a border, a moderate depth with the hole backfilled with chippings and topsoil is usually enough. For a patio, driveway edge or anywhere load-bearing, we recommend going deeper and having a groundworker follow up with proper compaction, tell us the end use at the quote stage and we'll grind to suit it.

Species, decay and suckering behaviour

Species changes both the grinding effort and the aftercare. Oak and beech stumps are dense and slower to grind through; conifer stumps like leylandii grind quickly but the roots can spread wide and shallow. Poplar, willow, cherry, lime and false acacia sucker aggressively from any root left in the ground, so for these we grind out as much of the root collar and near-surface root plate as access allows, since a smaller fragment left behind can still throw up shoots.

Where a stump has been decaying for a long time already, the wood is soft and grinds fast, but soft decaying wood close to a fence, hedge or other planting is exactly the situation where honey fungus, Armillaria, has had the chance to establish. Grinding it out and clearing the debris reduces that risk; leaving it in place does not.

Chemical treatment as the alternative

Where a grinder genuinely cannot reach a stump, through a house, over a wall, or in a spot with no safe access for the machine, chemical stump treatment is the fallback. It targets the stump and root system to stop regrowth and encourage the wood to break down over time, without any excavation or machinery on site.

It suits stumps where the ground itself isn't needed straight away for turf or paving, since the stump stays in place while it breaks down rather than disappearing immediately. We'll tell you honestly at the quote stage which method fits your access and your timeline, rather than defaulting to whichever is easier for us.

What happens to the chippings and the ground afterwards

Grinding produces a genuine volume of loose woodchip and soil mixed together. Some customers want it cleared entirely so the area is ready to turf straight away; others are happy to have it raked out as mulch around borders or left in the hole as backfill, which settles over the following weeks as it decomposes.

If you're planning to plant a new tree or shrub near the old stump position, it's worth mentioning that at the quote stage, leftover woodchip and decomposing root material can affect nitrogen levels in the soil immediately around it for a season, so we can advise on spacing or backfilling with fresh topsoil instead.

Questions

Stump grinding: Common Questions

How much does stump grinding cost?
Price depends on stump diameter, species, root spread and access for the grinder. Quotes are free, the site visit is usually within 7 days, and the written price is sent the same day we visit.
How long does grinding a stump take?
Most single domestic stumps are ground out within an hour or two once the machine is on site, though large stumps, multiple stumps or tight access can extend that. We give a realistic estimate at quote stage.
Will grinding damage my lawn or paving getting to the stump?
We assess access and machine size at the site visit and use boards or sheeting to protect the route where needed. If access genuinely won't take a grinder, chemical treatment is the alternative.
Do you clear away the woodchip afterwards?
Yes, as standard the chippings are cleared. If you'd rather keep them as mulch or as backfill in the hole, just say so and we'll leave them instead.
Will the stump grow back?
Grinding below ground level removes the growing point at the root collar, which stops most regrowth. Species that sucker strongly, such as cherry, willow, poplar and false acacia, can occasionally send up shoots from root fragments further out, we grind out as much of the near-surface root plate as access allows to minimise this.
Can you grind a stump ready for turf or paving straight after?
Yes, tell us the intended use at the quote stage and we'll grind to a suitable depth and backfill appropriately, though for paving or anywhere load-bearing we'd recommend a groundworker follows up with proper compaction.
What if the grinder can't get to my stump?
Chemical stump treatment is the alternative where access is impossible, it stops regrowth and lets the wood break down without needing machinery on site.
Is there a risk to nearby trees from an old stump?
Yes: decaying stumps can host honey fungus (Armillaria), which spreads by root contact to neighbouring trees and shrubs. Grinding out the stump and clearing debris reduces that risk.
Are you insured and qualified for this work?
Yes: £10 million employers' liability and £5 million public and products liability, and Jack holds NPTC and City & Guilds chainsaw certificates covering the wider tree work the crew carries out.
Which areas do you cover for stump grinding?
We work across the Surrey, Kent and Sussex borders from our base near Oxted, including Westerham, Sevenoaks, Tunbridge Wells, Redhill and Crawley. Jobs within a 10-mile radius are standard; further afield may carry a travel charge.

Free quote

Get A Written Price For Grinding Your Stump This Week

Send the form or call 07375 701290 and we'll book a free site visit, usually within 7 days, with a written itemised quote sent the same day, no obligation, no follow-up sales call.

Call 07375 701290
  • £10m employers' and £5m public liability cover
  • NPTC and City & Guilds qualified crew
  • Site visit usually within 7 days, written quote the same day
  • Guarantee available on request

Five Pebble Hill Cottages, Westerham Road, RH8 0EA · Mon–Sat 8am–9pm · Sunday closed

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