When Should You Scarify Your Lawn?

When should you scarify your lawn? October - Often considered the best month to scarify your lawn, it is in fact rather late. Temperatures drop and green growth starts slowing down. The wet weather combined with the cold often creates large patches of bare soil, which barely recover as is. Winter scarifying - This must be avoided at all costs!

What is the difference between raking and scarifying a lawn?

Scarifying or de-thatching should be done in the autumn and removes thatch from your lawn. Raking can be done in both spring and autumn and removes moss from your lawn. It also controls the build-up of thatch by removing dead grass roots, shoots and runners.

Is scarifying the same as aerating?

Scarification is a different process to aeration; it is primarily a turf grooming operation, aiming to encourage an upright growth habit, remove untidy lateral/creeping growth, remove moss and control organic matter build-up. Spring work is integral for removing moss from the sward and reinvigorating growth.

What is the best month to scarify a lawn?

Autumn is by far the best time of year to carry out scarification to your lawn as prompt recovery is the key to success. Ideally the soil should be warm and moist, and autumn is pretty much the only time of year we have these optimum conditions.

What does a lawn look like after scarifying?

It's patchy, uneven in colour and quite dull. On the right, you can see the lawn after it's been scarified. The lawn is much healtier and the colour is brighter and more even! It's true that your scarified lawn might look terrible for a period, but once it's recovered you'll be grateful that you got it done.

Related advise for When Should You Scarify Your Lawn?

Do I cut lawn before scarifying?

Please do not start too early in the spring as this can ruin your lawn! The perfect time for scarification is when the grass is growing strongly. For the best results, mow the lawn before scarifying. You should also feed your lawn before scarifying.

How do I revive my lawn after scarifying?

If you have scarified your lawn in the spring, then a spring time fertiliser is probably best to help encourage rapid grass growth. When doing this, ensure that the lawn has plenty of water. Also continue to water your lawn regularly for the next few weeks if it has not been raining.

Do Scarifiers work?

Scarifiers also help to aerate the soil, making them a slightly less effective but potentially more efficient alternative to aerators. For smaller gardens, an electric scarifier can be just as effective as an aerator and make it easy to clear moss and thatch from your lawn.

How many times should you scarify a lawn?

Other factors such as bacterial activity in the soil and how the lawn is mowed can make a difference to how quickly thatch builds up. As a general rule we would advise scarification at least every other year.

When should you not scarify your lawn?

Alternatively, you could just hold off scarifying your lawn until a day or two after a bout of rainfall and save yourself a job. Whatever you do, don't scarify when it's wet – you could end up yanking out the grass by the root, removing the grass itself as well as the thatch.

Are electric lawn rakes any good?

When we pitted our electric lawn rakers against a manual rake, the electric version was quicker and easier to use. Not only is raking by hand strenuous work, but we've found that it's less effective in terms of removing moss. It takes far longer than a machine, too.

Is scarifying good for a lawn?

Scarification removes most of the surface thatch and is an essential practice of good annual Lawn Care included in our Standard and Ultimate Treatment Programmes. If your lawn is suffering with moss in Autumn and Winter or is spongy underfoot, it's likely that it needs to be scarified.

Can I scarify my lawn when wet?

Water your lawn a couple of days before scarification and avoid scarifying your lawn if it is wet. Scarifying your lawn when it is wet may result in your scarifier pulling the grass up by its roots instead of removing just the unwanted layer of thatch or moss.

Does scarifying remove weeds?

Regular scarifying can keep down annual weeds too as well as helping to reduce the perennial ones. If you've only got a few weeds then it's not a huge chore to manually remove them. However for a badly affected lawn you will find it easier and more effective applying a suitable treatment.

Can I scarify my lawn in June?

June, July & August

Grass growth slows down so it won't recover. Not only that, a treatment as invasive as scarification will open up the soil and cause it to dry out in the heat. As a result, your lawn will look sparse, dry and you risk killing the grass.

Will grass grow back after scarifying?

When growth and weather conditions allow, your lawn should be scarified to remove thatch and the matted and horizontal growth that has accumulated over time. This activity should engage the soil; grass is resilient and will soon grow back with a flourish.

Is it worth buying a scarifier?

Most lawns, at some time or another, will benefit from scarifying. All lawns at some stage will be prone to this and some raking or scarifying at the right time, and with the right equipment can be very beneficial to your lawn's health.

How deep should you scarify your lawn?

The right scarifying

The right depth for scarifying depends on the nature of the soil and the degree of matting of your lawn, which should be between 3 and 20 mm. Then move the device lengthways and then across the surface, creating a fine checkerboard pattern.

How do you scarify?

Can you scarify in May?


If it is cool and wet, you can scarify, and you lawn will recover quickly. Scarify it too hard though and you risk a ruined lawn for the whole summer!

Can you scarify a lawn with a rake?

If you are feeling energetic and strong, a spring tine rake will do the job admirably. Be careful not to remove all the thatch as it's there to protect the delicate growing parts of the plant. Using a spring tine rake to scarify a lawn.

Will scarifying get rid of moss?

The dead moss can be removed by raking or scarifying a few days after application. The other benefit of lawn sand is the sand itself. This works its way into the ground improving structure of heavy-compacted soils and aiding surface drainage.

What means scarify?

1 : to make scratches or small cuts in (something, such as the skin) scarify an area for vaccination. 2 : to lacerate the feelings of. 3 : to break up, loosen, or roughen the surface of (something, such as a field or road) 4 : to cut or soften the wall of (a hard seed) to hasten germination.

How can I scarify my lawn without a scarifier?

If you don't have a scarifier, you can use a rake for scarification. There are actually many benefits to manually scarifying. It's much gentler on your lawn - which makes recovery much quicker for grass plants. In the first step, use your rake to go up and down your lawn in rows.

What is a scarifier machine?

A concrete scarifier is a machine that uses spinning blades, attached to a rotating drum, to chip away at the top layer of a concrete surface. These machines are great for removing coatings and creating a level space, free of bumps and dips.

Can I scarify my lawn in April?

If you've not already done so, April is the ideal time to tackle scarification. Scarifying pulls moss and dead matter out of the base of your lawn. It lets the air flow around the plant and helps with drainage. Just like a good spring clean.

Can you scarify a lawn in summer?

Ideally scarification should be carried out in the late summer and early autumn as this provides better results in terms of recovery. You can also scarify your lawn in the spring time, but this should only be light rather than heavy duty as the summer months can be detrimental if there is particularly hot, dry weather.

Should I rake my lawn in the spring?

Why should I rake?" Raking does more than just remove tree leaves, however. So, you still need to rake in the spring, no matter how good a job you did in the fall. It's a good idea to remove the grass blades that died over the winter to prevent that dead grass turning into a thatch layer that chokes out new growth.

What is top dressing for lawn?

What is top dressing a lawn? Top dressing is the act of spreading a thin layer over the surface of something. In this case, we're spreading a thin layer of compost over the surface of the lawn, and it doesn't take much to do the job.

What is the best scarifying rake?

10 Best Lawn Scarifiers – Electric & Lawn Rakes Reviewed 2021

Lawn Scarifier Power
Bosch AVR 1100 1100W Check Price
Popamazing Heavy Duty N/A Check Price
VonHaus Lawn Rake 1200W Check Price
Flymo 3400 Compact 750W Check Price

How do I scarify my lawn?

  • Remove any debris from the lawn and apply a moss killer, rake out the dead moss in advance of scarifying.
  • Mow the lawn on a low setting.
  • Scarify the lawn on a high setting.
  • Apply top soil and grass seed to finish.

  • What is the best electric lawn scarifier?

    Below, we compare the power, features, weight and cost of various models to bring you our favourite pick and value option.

  • Best Pick: Bosch AVR 1100 Verti Cutter.
  • Value Pick: Black + Decker 600W Lawn Raker.
  • VonHaus Electric Lawn Raker & Scarifier.
  • Flymo Compact 3400 Lawnrake.
  • Einhell GC-SA 1231 Electric Scarifier.

  • Why is my lawn spongy?

    Spongy lawns are the result of excess buildup of old and dead grass material. Overly thick thatch not only makes the lawn spongy but can interfere with the plant's ability to gather air, water, and fertilizer. The roots are forced to grow on top of the thatch and the sponginess increases.

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