Clearing land for pasture

The clearing is the easy part. Getting forage established and keeping the woody growth from coming back is the project, and it runs on an agricultural calendar rather than a contractor’s.

Published by the Land Clearing Authority editorial team · Last revised 2026-07-29 · Editorial policy · Corrections

Who this is for

Landowners converting woods or scrub to grazing
Anyone bringing a field back into production
People planning forage establishment around a clearing date

The short answer

Pasture needs ground that is safe for machinery and stock, and forage that outcompetes what you removed. That means low, consistent stump height, attention to the soil, and seeding inside the local window.

The critical scheduling point: work backwards from the seeding window rather than forwards from when a contractor is available. Clearing six months before you can seed leaves half a year of bare ground doing nothing useful.

What changes the answer

What is currently growing, and how long it has been there
What stock or machinery will use the ground, and when
Soil condition after years under woody cover
The local seeding window for your intended forage
Whether the ground drains, and whether old drainage has failed
What grazing or mowing regime will hold it

Work backwards from the seeding window

Every other date in this project follows from when you can seed.

Your Cooperative Extension service publishes seeding windows for your state, your soil, and your intended forage. Find yours first. Then schedule the clearing so the ground is ready shortly before that window rather than long before it.

Ground that sits bare through a season loses soil, grows what you did not plant, and gives you a harder job at seeding time.

Stump height is a specification

Pasture ground carries mowers, tractors, and stock, and stumps at the wrong height are a hazard to all three.

A mower deck striking a hidden stump damages the machine and endangers the operator. Woody stubs injure stock. And once forage grows back, a stump that was visible is not.

Specify a maximum finished height and ask for consistency across the field. It is a free decision before the machine leaves and an expensive one afterwards. Where the ground will be mown regularly, grinding the worst of them is often worth the additional cost.

Test the soil before you spend on seed

Ground that has been under woody cover for years is not the ground it was when it was last in production.

Soil chemistry drifts, organic matter redistributes, and compaction from historic machinery use may still be present. Seeding into soil that will not support the forage is money spent twice.

A soil test through Extension costs very little relative to the project and tells you what amendments the ground needs. Do it before the seed order, not after the establishment fails.

Regrowth is what the project is actually fighting

The root systems and the seed bank of what you cleared are still present, and clearing gives them full sunlight.

The practical defence is competition: get desirable forage established and dense enough that the woody species struggle. That is why the seeding window matters so much, and why an establishment failure is worse than an inconvenience.

Expect follow-up passes in the first seasons regardless. Budget them at the outset rather than being surprised by them.

Do the infrastructure while machinery is on site

Fence lines, gates, water points, and access routes are all cheaper to sort out while there is already a machine on the property.

Fence lines that have grown in need clearing before fencing can be done. Gates may have narrowed. Water points serviceable in the past may not be now. Each of these is a separate mobilisation if left for later.

What drives the cost

Cost drivers on this kind of project
Driver	Effect
Density and age of the growth	Sets the clearing time. Ground out of production for fifteen years is not ground out for three.
Finished stump height	Lower is safer and costs more; grinding is a further step again.
Soil amendment	Driven by the soil test, and independent of the clearing quote.
Seed and establishment	An agricultural cost with its own window and its own risk of failure.
Follow-up passes	Multiple visits over the first seasons. Budget them, do not discover them.
Infrastructure work	Fencing, gates, and water are cheaper on the same mobilisation.

Common mistakes

Scheduling clearing without reference to the seeding window
Leaving stumps at a height a mower will find
Seeding without a soil test on long-neglected ground
Treating the first pass as the completed project
Working the field wet and creating repair work on ground you intend to farm

Questions to ask a contractor

What maximum stump height can you leave, consistently?
What season would you rather work this ground?
What follow-up would you expect, and when?
Can you do the fence lines and gate access on the same visit?
What will the surface be like for a mower the first time over it?

What to do next

Contact Cooperative Extension for the seeding window and a soil test
Work backwards to a clearing date from that window
Specify a maximum finished stump height in the quote
Budget the follow-up passes at the same time as the first

Questions people actually ask

Can I graze the ground straight after clearing?

That depends on the ground and your stock, and it is a question for someone who has seen it. Freshly cleared ground may have woody stubs, disturbed footing, and no established forage. Your Extension office is the right place to ask.

Do stumps have to be removed for pasture?

Usually not removed, but they do have to be low enough to be safe for machinery and stock. Specify a maximum height. On ground that will be mown regularly, grinding the worst of them is often worth doing.

How long until the field is productive?

It depends on the forage, the soil, the climate, and how establishment goes. Plan in seasons rather than weeks, and expect follow-up passes against woody regrowth in the meantime. Extension can give you realistic expectations for your area.

What if the brush keeps coming back?

It will, at first — the root systems and seed bank survive clearing and now have full sun. Dense forage and a regular mowing or grazing regime are what suppress it over time. Ask Extension about management options for the specific species that are returning.