The 11 Best Dethatchers 2023

If you ever hope to let your lawn grow and thrive luxuriously, you have to aerate the soil, trim excess growths and scramble the soil in bits and pieces.

All these tasks are achievable by use of the dethatchers. It is in our interest to explain to you more about this wonderful piece of equipment.

11 Best Lawn Dethatcher Reviews

#1: Greenworks 14-Inch 10 Amp Corded Dethatcher 27022

Corded Dethatcher 27022

For performing light everyday chores, No need to settle for an expensive or complicated dethatcher. Only a simple and light one such as this may be of help and relevance to you. Take hold of it for your next dethatching exercise.

14-inch Dethatching Path

With this tool, it is possible for you to impact a radius of 14 inches in one swoop. This enables you to conclude the tasks faster than you would with other kinds of alternative tools. You also get to expend less effort in the process.

3-position Tine Depth Adjustment

The tool allows you to adjust its prong or tine in response to your unique needs and challenges. You have three positions to choose from at any given time. In light of this, you get to eliminate any forms of inconveniences while undertaking your chore.

Padded Grip and Adjustable Handle

Its handles are not left out either. They are padded and have firmer grip both of which guarantee some comfort and traction. Because of this, issues like blisters, injuries, and extreme fatigue are eliminated altogether.


  • Removes the matted layers to encourage proper lawn health
  • Its tines stay sharper for longer to give off years of reliable performances
  • Allow for easy replacements of the tines if need be
  • Powered by a precision built-in electric motor
  • Works with the normal household current


  • Inoperable on the direct current
  • Corded and hence limited in range
  • Prone to the various agents of wear and tear

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#2: Brinly DT-40BH Tow-Behind Dethatcher

Brinly DT-40BH

Tough and repeated chores require equally tough and durable dethatchers. If your desire for a good tool is driven by the need to fulfill such applications, this is the one to consider leveraging. As you are about to see, it is well-suited for the role.

Easy-to-engage Transport Wheels

Moving this dethatcher out and about a designated area is not so difficult a job. It does have some transport wheels that are comparatively easier to engage. With this tool, you will say goodbye to those hassles which the users of competing tools confront.

Multiple Settings

The manufacturer of this dethatcher understands that jobs differ in intensity and complexity. That is why they have designed the tool in such a way as to allow for the customization for different tasks. You yet again have the pleasure of convenience for your leverage.

Long-lasting Steel Construction

An all-steel long-lasting design closes the list of the most awesome features of this dethatcher. Being strong and durable, you may be certain to confront limited breakdowns. You will hence spend less to repair, operate, and maintain it than you ordinarily would.


  • Holds up to 70 pounds of added weight
  • Has a universal hook-up for expedited applications
  • Come pre-assembled to the tray and eliminates unnecessary hassles
  • The controls are placed within accessible areas of the machine


  • Higher acquisition cost
  • Predisposes you to injuries
  • Requires some muscle power to engage

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#3: Gardena 3395 Thatching Cutter Rake Head

Gardena 3395

Gardening is ordinarily a sensitive undertaking considering the delicate nature of the garden plants. This is why you require a dethatcher which is also optimized for sensitivity. You have this for your taking as it is the one which is designed for such.

Special Tines

Its tines stand apart from those of the other machines of its kinds. The reason here is that they have smooth sliding backs which are ordinarily easier to engage. This being the case, the machine is generally simpler to use.

High-grade Stainless Steel Springs

The springs are made of the high-grade stainless steel material. Steel, as we all know, is strong, corrosion-resistant, and firm enough to ward off bending and other associated damages. Expect the tool to last you longer than usual.

Generous Warranty

As if the above features are not enough, the tool comes along with a generous comprehensive 25-year warranty. It covers both the manufacturer’s faults and dangers which come along due to negligence on your part.


  • Gets rid of moss, weeds and matted grass effectively
  • Requires less effort to operate
  • Comprises some supporting axle and wheels for added controls
  • Weighs a paltry 4.19 pounds
  • Has an impressive working width of around 32 cm


  • Incomprehensive (sold as head only)
  • Non-foldable and hence difficult to store
  • Performs fewer functions besides gardening

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#4: Sun Joe AJ801E Lawn Dethatcher

Sun Joe AJ801E

Looking to revitalize the small to medium-sized lawns? You might want to attempt this specific dethatcher for your use. On the whole, the tool is structured in such a way as to allow for seamless maneuverability which allows it to perform the chores above.

AirBoost Technology

Setting the dethatcher apart from its peers is the AirBoost Technology. The technology expedites the pick-up of debris. It, therefore, spares your tines from the need to overwork, a fact that elongates their lifespan considerably.

Instant Start

You will not have to expend too much of your power and effort to engage the dethatcher. Courtesy of its instant start mechanism you will be able to trigger it to begin operations within split seconds. You will simply do so at the push of a button.

Powerful 12-Amp Motor

A powerful 12-ampere motor exists to furnish the power supply for the dethatcher. This awesome power ensures that you tackle even the most difficult terrains with ease. It also eliminates the effort and muscle power which is required by the competing tools.


  • Approved by the Electronics Testing laboratory
  • Has a wider operational radius for expedited outcomes
  • Decent minimum cutting height of around 0.12 inches
  • Cuts the roots of grass much faster and more effectively
  • Impacts a wider path in a single pass to let you complete your jobs fast


  • High amperage rating means higher utility bills
  • Excessive power consumption
  • Frequent and costly maintenance

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#5: Agri-Fab 45-0472 Electric Plug-in Dethatcher

Agri-Fab 45-0472

If yours is a yard that measures 1,000 square feet or less, you have your best bet in this dethatcher. On the whole, the tool covers a larger area in one swoop. For this reason, it is able to complete larger tasks within the shortest realistic time possible.

Cushioned Handle

For your safety, the handle comes in a handle design and construction. It also provides a comfortable grip which makes the task of engaging the dethatcher quite exhilarating. Why don’t you settle for this tool if yours are sensitive skins?

Electric Power

The motor of this dethatcher runs on electricity rather than gas. Because of this, it emits zero Carbon and other harmful greenhouse gases. You are hence less likely to sustain respiratory tract infections as is the norm with other kinds of tools.

One-button Switch

Starting a dethatcher has never been simpler. Thanks to its one-button switch, you will not have to put in too much of your effort to be able to get the machine started. Only a press of the button shall bring about the required outcomes.


  • Comes along with a comprehensive 3-year warranty
  • Negates the need for oil or gas
  • Weighs the comfortable 33.6 pounds
  • Compact in size and hence easier to store
  • Healthy and safe for long-term use


  • Lacks the tool height adjustment
  • Does not impact the turf
  • Corded and hence limited in the area of use

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#6: Mantis 5222 Power Tiller Dethatcher

 Mantis 5222

You have this dethatcher yet again if you are a gardening expert. The tool is smaller, simpler in size, and agile enough to maneuver the congested garden with ease. What’s more? It is cheaper to afford and is hence within your easy reach.

Larger Domain of Influence

First and foremost, the tool has a domain of influence that stretches out to 15 inches from the epicenter. For every single pass, this tool has the ability to reach out to a wider area. You, therefore, will experience less wait time to have your work done.

Spring-steel Picks

The cutting mechanism comes in the form of some 60 strong picks. These are made of stainless steel material. In light of this, they are sharper and more durable than the ones of most other kinds of brands.

Utmost Flexibility

Other than being strong and firm, the picks are also flexible enough to respond to the variations in the elevations of the ground and the texture thereof. You will hence experience limited inconveniences as you go about the business of working your garden.


  • Attached easily to the cultivator
  • Produces some amazing outcomes
  • Pulls up weeds and thatch quite gently
  • Pairs and works hand in hand with other like-minded devices
  • Handles turf as well


  • Performs fewer uses on the whole
  • Brings about lower value for money
  • Heavily affected by the stronger impacts

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#7: Agri-Fab 40-Inch Tine Tow Dethatcher 45-0294

Agri-Fab 40-Inch Tine Tow Dethatcher 45-0294

You can never hope to invigorate the growth of vegetation effectively without bringing in a sharper dethatcher such as this. With its sharp pointed blades and heavy-duty tines, this tool penetrates the soil well and turns up dried grass, and weeds thoroughly.

40-inch Wide Swathes

Get the stress out of impacting larger areas at a go by placing your bet on this particular dethatcher. With the ability to impact a wide radius of 40 inches, you may be sure to cover a larger area within a shorter duration of time.

20 Durable Spring Tines

To cut off the unwanted turf or lawn, you will have the pleasure of using 20 durable spring tines. Being higher in number and sharper at the same time, you will experience easier thatch removal. This again goes a long way in expediting the process of thatch removal.

Rust-proof and Replaceable Spring-loaded Tines

Over and above being many and sharper, the tines are also rust-proof and replaceable. They subsequently last longer and also allow for replacement in the event that they eventually become obsolete. You are hence guaranteed continuous services.


  • Uproots dead and matted grass
  • Traverses most any terrains
  • Dislodges the hard-packed dirt for seamless planting
  • Heat-treated for greater durability
  • Raises and lowers the tines easily


  • Incomprehensive warranty
  • Impacts only dry grass
  • Repeated use may disturb the soil permanently

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#8: Earthquake DK43 DE-Thatcher

 Earthquake DK43 DE-Thatcher

Lifting excessive matted layers of thatch is ordinarily a daunting task. To be certain to do it with ease and obtain awesome outcomes in the process, you have to settle for a tough and reliable dethatcher such as this one.


By its sheer nature and design, the tools are extremely lighter in weight. It weighs a paltry 4 pounds. You will subsequently find it easier and more convenient to move around as the need might be. You will also save more power and incur less operational expenses.

Seamless Compatibility

On the whole, the machine is compatible with a couple of Earthquake models such as MC43, MC440, MC43E, Breez R2, and MC25. This allows you to smoothly pair it with the other kinds of machines which may necessitate its operations.


  • Easy assembly and deployment
  • Requires almost no experience or expertise to operate
  • Usable in the spring, summer, and fall
  • Brings pomp and life to your lawn
  • Unparalleled aeration capability


  • Compatible with the Earthquake’s mini cultivators only
  • Too bulky to allow for easier transportation and storage
  • Potentially injurious due to prickly nature

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#9: Mantis 7321 Power Tiller Aerator/Dethatcher Combo

Mantis 7321

Handling clay soil is never that easy due to the compact and hard nature of clay soil. Only a special aerator such as this may come to your rescue. With sharp-pointed tines, it is possible to pierce and break through this hard piece of soil with ease.

Combo Design

This dethatcher is two-in-one in the sense that it plays the dual role of dethatching and aerating the soil at the same time. By purchasing it, you get to enjoy those two benefits at the same time. You also save a bit of your time and money in the process.

Tempered Steel Blades

To pierce and cut through the clay, the dethatcher comprises some four sets of tempered steel blades. These are strong, sharp, and firm enough to pierce through the hardest clay. They are the ones which bring along the awesome outcomes.

60 Spring-steel Picks

Further making it well able to do a better job with ease, the tool comes along with some 60 spring steel picks. These have the ability to impact a radius of around 15 inches with a single pass. Yet again, you will not have to wait for too long to enjoy the attendant outcomes.


  • Cuts soil into smaller particles on the whole
  • Gets rid of the undesirable debris within the shortest time possible
  • Available in a money-saving combo pack
  • Accepts numerous other attachments and accessories
  • Maintains a beautiful and healthy lawn


  • Impacts only clay soil
  • Poor and incomprehensive warranty
  • Higher Carbon emissions levels

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#10: True Temper 1914000 Adjustable Thatching Rake

True Temper 1914000

If all you have in mind is moderate or lighter use, do consider leveraging this dethatcher. All factors considered, the tool is so designed to handle those tasks which are not so daunting. Moreover, it requires almost no expertise to effectively handle.

Adjustable Hardwood Handle

Regardless of your height or stature, you will find this dethatcher relevant for your use. This stems from the fact that it comprises an adjustable hardwood handle which measures a total of 54 inches. You will hence enjoy some convenience as you go about making use of it.

Self-cleaning Tine

Unlike the cutting mechanisms of most other dethatchers, the one for this machine cleans themselves. From the foregoing, you will expend less of your time and energy to do so on your own and will, therefore, leverage maximum convenience.

Metal Blade

Its blade is made of metal guarantees you longer cycles of use. They are also tough enough to perform the most daunting chores with relative ease. This is not to mention that they are resistant to warps and corrosions.


  • Firm and stiff enough to handle the toughest kind of ground
  • Picks up litter beside cutting the same
  • Comes along with a whopping 10-year warranty
  • Thatches and collects trash at a time
  • Weighs only 3.9 pounds


  • Contains only 19 teeth and is hence not so faster
  • No replacement handle available
  • Not for professional applications

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#11: Precision TT500 40-Inch Dethatcher

Precision TT500

Wishing to create decorations, precisions, and beautifying your lawn? Why not get your hand on this dethatcher? Being highly maneuverable, lighter, and precise, it can and indeed will aid you in generating the stated kinds of patterns.

9 Heat-treated Tines

To let you cut through grass and soil, the tool comes along with some nine heat-treated tines. These comprise a total of 18 tips, all of which go a long way on breaking the ground to let in air and moisture. Being many, they also expedite the processes of handling the lawns.

7-inch Rubber Wheels

Fixed underneath the tool are some rubber wheels which measure 7 inches in radius. The wheels are stable, strong, and highly maneuverable. As such, they allow you to impact the most concealed of locations and generate the required patterns.

Seamless Attachment

You will also enjoy the rare privilege of being able to attach this tool to other kinds of more or less similar counterparts. This is due to its possession of the precision 40-inch swatch tow which is located behind the dethatcher.


  • Contains easily accessible controls
  • Many tines mean faster dethatchment
  • Seamless controls and engagements
  • The single lever means simplified operations
  • Stress-free operations


  • Requires great skill and expertise to handle
  • Generates poor aeration outcomes
  • Possesses some delicate parts and components

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What is a Lawn Dethatcher?

This is a vertical mowing machine which breaks up extremely thick thatch which often accumulates between the grass blades and the surface of the soil.

It also scrambles the soil in finer particles besides getting rid of dead layers of vegetation atop the soil.

These aerate the soil and enable the sinking of nutrients in the soil. They hence enable the vegetation, mostly grass, to thrive luxuriously.

Benefits Of Using Dethatcher

Enhances the Percolation of Nutrients in the Soil

By scrambling the soil in pieces, these tools enhance the percolation of nutrients and fertilizers into the soil. They open up spaces which the rainwater can take advantage of to squeeze the water into the lower layers of the soil.

Allows Water to Seep into the Soil

Other than enabling the nutrients to flow into the deeper layers of the soil, these tools also allow water to do the same. Water generally travels smoothly through scrambled soil compared to the compacted versions. This arrangement prevents the formation of pools and puddles unnecessarily.

Rids your Lawn of Thatch

From time to time, the lawn usually sustains thatch. These are dead layers of grass which accumulate atop the surface of the soil and lawn. They block the sunlight from reaching the leaves and blades of the lawn. These tools can collect and dispose of them to allow appropriate penetration of sunlight.

Improves the Health of your Grass

Given that these tools allow for proper penetration of light, water, and nutrients, they indirectly contribute to the improvement of the health of the grass. Indeed, grass that is dethatched every now and then tends to be more luxurious and healthier than their counterparts which are not.

Boosts the Beauty of the Lawn

Lastly, some dethatchers are so designed to be able to generate some patterns and decorations on the lawns. It, therefore, follows that their use has the impacts of boosting the aesthetics of your lawn considerably.

Types Of Dethatchers

Manual Dethatchers

As the name suggests, the manual dethatchers are simple and hand operated. It requires no power source and prior expertise to operate. This is the one to go for if you have no money for fuel or expertise to manage a powered machine.

Power Rake Dethatchers

This one derives its power from gas or electricity. The torque is generated by a motor which is powered by either of the two sources of energy. As such, they are powerful enough to engage and tackle the toughest chores, terrains, and thicknesses of grass and lawns.

Tow-behind Dethatchers

With this kind of dethatcher, you only fix it at the back of a tractor or a lawnmower. They require fewer investments on your part but nevertheless guarantee you the same benefits as the standard dethatchers. They are thus a compromise between the manual and the powered dethatchers.

What Does a Lawn Dethatcher Do?

Generally speaking, a lawn dethatcher gets rid of the excess of thatch atop the soil and the grass. Its sharp blades pierce the soil to allow for the percolation of water and air into the soil.

By reasons of these two arrangements, the machines allow for proper supply of nutrients and water both of which allow for the luxurious growth of the plants and grass.

Best Time For Dethatching Lawns

On the whole, it is advisable to dethatch a soil when the moisture content is at its highest. By far the best times to do the job is early spring or fall for those grasses which do well in the cold seasons.

As for those that do well in the warm seasons, it is better to dethatch them in the late spring through to the early summer. It is at such times that the grass grows most vigorously.

How To Dethatch Your Lawn

Adjust The Dethatcher To Your Unique Specifications

People differ in their sizes, weights, and heights. These differences determine how they might use the dethatchers. Be sure to adjust the tool to your unique specifications to prevent any unnecessary inconveniences arising in times of use.

Mark Any Shallow Utility Lines

Next, proceed to mark out any shallow utility lines which might be laid underneath the area you intend to dethatch. These include pipes, sprinkler heads, irrigations lines or telecommunication facilities. You do not want to ruffle feathers with the local authority and incur heavy fines, do you?

Trim The Lawn To Half Its Nominal Height Before Commencing Dethatching Exercise

Before commencing the dethatching exercise, trim your lawn to half its nominal height. Do this using a lawn mower or a slasher. The step is absolutely essential as it reduces the burden and hassles which the dethatcher might confront in the course of dethatching.

Dethatch the Lawn

After you have trimmed the height of the lawn, go ahead now to dethatch the lawn. Pass the blades and tines of the machine atop the surface you are interested in impacting. This will get rid of the top layer, break up the soil, and allow for the penetration of air and light.

Remove the Thatch Cover

Lastly, get rid of the resultant layer. Before you go, consider adding some fertilizer to enhance the pace of regrowth and recovery. You are now good to go!

Lawn Dethatching Tips

Get To The Top Of The Soil

Set the machine atop the surface you intend to impact. Pass the machine out and about the topsoil to let it do the job. You may have to vary the adjustments to enable you to achieve more uniform outcomes.

Don’t Leave Spaces

As you dethatch your lawn, remember to make deliberate steps not to leave any spaces between the lawn and grasses. This will only worsen the situation. Instead, try to make the paces as close to each other as can be.

Overlap The Passes

The same case also applies to the overlap. Make it a point to overlapping the passes in such a way as not to leave out any portion unattended to or untouched by the machine. To do this, you may have to make numerous passes atop the designated area.

Remove Any Loose Material Atop The Grass

After you are done with the dethatching process, you now need to remove any loose materials atop the grass. These materials will often block the sunlight from penetrating into the soil and impede the subsequent growth of this vegetation.

Apply Fertilizer

Finish off by applying the fertilizer to the soil to enhance the plant growth. Sprinkle the fertilizer at the base of the plants. It is only in this manner that you will be sure that they get to the roots of the plants.

What To Look When Choosing a Dethatcher?

Type of Dethatcher

As noted, these dethatchers vary in terms of their operational mechanisms, the source of power, dimensions, and purposes. You should examine the various kinds of the machine in existence and select the one which nearly meets your unique needs to avoid unnecessary hassles.

The Thickness Of The Grass

The thickness of the grass also has a bearing on the kind of machines usable. Generally speaking, you want to find one which may be adjusted in such a way as to allow for the cutting of extremely thick and tall grass.

Size and Weight

To expedite the process of transportation and engagement, you want to lay your hand on a dethatcher which is light and compact in size. Compare the various machines in existence and look for one which is as nearly compact as can be for better outcomes.

Controls vs. Expertise

These machines come in varying degrees of sophistication by reason of possessing different controls and engagement apparatus. It is in your best interest to find one which you have the expertise to engage so as to avoid any confusion and unnecessary hurdles.

Grass Species

Lastly, you also have to factor the species of grass you intend to dethatch. Some species are delicate and hence require extremely sensitive machines to handle. Others like the couch grass are tough and can withstand extreme impacts. Make the effort to match the various kinds of grass with the right machine.

Frequently Asked Questions (FAQs)

Q1. What is the best time to dethatch a lawn?

The exact timing varies greatly with the kind of grass and the environment where you stay. For cold season grasses, early fall is the best time for the job. For the warm seasons, the onset of the summer is by far the most suitable time for the job.

Q2. How often should you dethatch a lawn?

All factors considered, you are advised to dethatch your lawn at least once a year or as soon as the thickness hits the ½ inch level, whichever comes first.

Q3. Is it possible to dethatch a wet lawn?

Yes, it is possible to dethatch a wet lawn. However, you are strongly advised against doing so. This is because you might end up damaging the lawn by pulling out the roots. The same case is applicable when the soil is extremely dry.

Q4. Can dethatching hurt your lawn?

YES, it can! The process of dethatching is ordinarily daunting to the lawn. As such, it is an activity that should be done preferably once a year and only when the grass is experiencing vigorous growth.

Q5. How long on average does it take for the dethatched grass to heal?

The exact recovery varies from species to species and region to region. On average though, most species of grass take around 3-4 weeks to recover.


MY FAVORITE IS Brinly DT-40BH Tow-Behind Dethatcher, 40-Inch. I am a person who undertakes tough and repeated chores on a regular basis.

These require a tough and durable dethatcher which this one fulfills well. Indeed, I do experience fewer breakdowns and unparalleled convenience from time to time.


The Team That Worked On This Review

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