The Ultimate Guide to Best Mulching Lawn Mower in 2021


Is it really possible to avoid the hassle of collecting the grass clippings and disposing of them after mowing?

Yes, it is possible and you can even improve the health of your lawn by leaving the clippings on the ground. That’s the amazing benefit of the particular mowing method called mulching.

And the best mulching lawn mower is the perfect solution for busy people like us. So, have a 3-min read of our detailed guide and choose the right one from the experts’ recommendation afterward.

What Is Mulching?

Mulching is the process of applying a layer of porous materials on the surface of gardens to improve the condition of the soil underneath. One of the most important reasons is to block excessive sunlight from reaching the soil. Thus it keeps the soil temperature cooler and retains soil moisture by preventing water evaporation.

Furthermore, it improves the fertility of the soil, reduces weed growth, and also increases the visual charm of your garden. The thickness of the layer depends on the size of your plants.

If You’re Hurry, Look at Our Recommended Top 6 Mulching Mower Product list:

There are three types of mulching lawn mowers. Some prefer the gas-powered ones, some like corded, and some like cordless ones. All models have merits and demerits. So, We have chosen 2 products for each category.

Gas-powered models have self-propelling feature. This one has a powerful 200cc engine. This is expensive and perfect for medium or large lawns. Apart from mulching, it has other two options namely side-discharge and bagging.

This one is also a self-propelled model and less powerful engine. This is perfect for small or mid-sized lawns.

This is the best-corded lawn mower model for the price. It has almost the same price of the runner-up model but this one doesn’t have an extension cord in the package. This 20” mower is perfect for all types of mowing.

Not much to talk about this one. It is the less capable version of the top model. Its benefit is that the package includes a 150” extension cord.

This is a better model with 21” cutting deck. Less runtime than the runner-up and costs almost double. But large cutting deck takes less time to mow large lawns.

Costs less as it is a 14” model. Comes with 2 4Ah battery and more runtime. It is good for medium or small lawns.

What Are The Types Of Mulching Lawn Mower?

1. According to the way of use:

  • Push: These come with a small cylinder and need to be pushed physically.
  • Self-Propelled: You just need to steer them in the right direction and needs no pushing.

2. According to the power source:

  • Gas: This model runs on petrol. The gas-powered mower is not restricted to any area in your garden.
  • Electric (corded):  This one is powered by electricity that is powered up by a cable attached to it.
  • Electric (cordless): These run on battery and are quite hassle-free.

The 6 Best Mulching Lawn Mower Reviews

1. Top Pick (Gas-powered): PowerSmart PSM2322SR 200cc Gas Self Propelled

PowerSmart PSM2322SR 200cc Gas Self PropelledThe PowerSmart PSM2322SR is a head-turner for its vivid striped finish. This one is the combination of traditional and modern technology as the self-propelled feature is available too.  Its robust configuration yet lightweight design makes it possible to reach the top.

This model is powered by 200 cc offers excellent speed and high performance. Its easy pull starting has made the work so handy.

If you want a triple threat gas-powered mower, this one should be on your list. When you don’t want to mulch, you can discharge the clippings or store them in the rear-bag. This model saves your time from frequent emptying of the grass container as this sturdy machine comes with 14.6 gallons of the rear-mounted receptacle.

The rear wheels are large than the front wheels, which permits smooth steering. You can trim ranging from 1.2 inches to 3.5 inches with the 5 level height adjustments.

Who Should Buy It?: Do you own a large yard? Fret not! You get to enjoy 22” cutting deck, which is appropriate for medium to the large backyard. The machine is a bundle pack of a sturdy and lightweight deck, a gas-powered 200cc engine, and many more. 
👍 Pros:
  • 14.6 Gallons clippings container for less frequent emptying.
  • 11.5 inch rear wheels for smooth steering
  • Easy pull starting.
  • High-end 200cc engine.
  • 3-in-1 design.
👎 Cons:
  • Expensive.

Available On Amazon

2. Runner’s up (Gas-powered): CRAFTSMAN M105 140cc 21-Inch Gas Powered

CRAFTSMAN M105 140cc 21-Inch Gas Powered Push MowerIf you are looking for a traditional mulching petrol lawn mower that is budget-friendly yet delivers all the quality features, this one is for you.

Firstly, you just have to pull a button to set off this gas-powered push machine. The 65 pounds 21” cutting deck is enough for cutting grass from 1.25” to 3.75”. The model is bestowed with 140cc Briggs and Stratton engine with recoil and auto-choke features.

This one may not be fit for professional tasks but can handle your small lawn efficiently. You can carry it in your car for its foldable handles and lightweight aspects. And when you are not in the mood for mulching leaves with lawn mower, you can discharge the clippings in a particular place or store them in the rear-bag. The 8” rear wheels and 7” front wheels are there for smooth gliding.

Who Should Buy It?: When the homeowners desire for a traditional model for their backyard, the Craftsman m105 is recommended. The 3-in-1 design and 21” deck will suffice their necessity. The housekeepers with small and mid-sized lawns can have it without any doubt.
👍 Pros:
  • Foldable
  • 140cc engine comes with auto-choke for a quick start.
  • 21” durable deck.
  • 3-in-1 multi-purpose design.
👎 Cons:
  • Assembly required

Available On Amazon

3. Top Pick (Corded): Greenworks 20-Inch 3-in-1 12 Amp Electric Corded

Greenworks 20-Inch 3-in-1 12 Amp Electric CordedFrom the small size to medium size yards, the Greenworks 20-inch corded 3 in 1 mower would be a viable choice for both clipping and covering with mulch. This one kisses the top spot in the corded category for having all of the nifty aspects at such a reasonable price. You will not need to worry about the battery limitations or the hassle of fuel.

Right from the onset, you would be amazed by noticing its lightweight and portable features. You can easily start this 56Ibs machine with just a push of a button. This 3 in 1 machine can take care of all your mowing needs like mulching, bagging, side discharge. The 7 adjustable blade heights assure that you can trim all grass types ranging from 1 ½  to 3 ¾ inches. The durable 20” deck with 12-amp motor works surprisingly good without doing much ado.

Moreover, the noise it makes is quite less than comparing other gas engines.

Who Should Buy It?: For its intuitive handling, any professional one who moves from lawn to lawn can proudly have it. Its foldable handles permit you to stow it in your car. If you don’t want to splurge and yet again want to have a versatile machine, this model is the best mulching lawn mower for the money. This one is easy to use, easy to store, and built to last
👍 Pros:
  • Easy to stow
  • Affordable and useful in various grass lengths.
  • A feasible choice for small to medium yards.
  • Eco-friendly machine.
  • 4- year warranty safeguards the investment.
👎 Cons:
  • This machine comes with no extension cord.

Available On Amazon

4. Runner’s up (Corded): Greenworks 18-Inch 12 Amp Corded Electric

Greenworks 18-Inch 12 Amp Corded Electric

Greenworks always want to serve its customer within their capacity and the 18” 12 amp electric mulching lawn mower is no exception.

This modest machine features a 2-in-1 rear discharge and mulching system. You don’t need to wrestle with the cord as this one comes with a 150ft extension cord according to your used amp rate.

For its 46 Ibs lightweight design, you can easily manoeuvre it through the lawn. Its 18” cutting deck covers a home size lawn quickly. Its 7” front and rear wheels do the work for cutting long, rough grasses in bumpy terrain.

This one is bestowed with 7-level height adjustments to trim from 1 ¾ to 3 ¾ inches. Storing this machine is a cinch for its foldable handles.

Who Should Buy It?: If you are looking for a convenient, eco-friendly machine for small yards with an affordable price, this is the one for you. The homeowners with small yards should own in without any doubt.
👍 Pros:
  • Easy push-button start.
  • 150 inches extension cord for long paths.
  • Lightweight design
  • 7 height adjustments for cutting several lengths.
  • Foldable handles
👎 Cons:
  • There is no bagging system.

Available On Amazon

5. Top Pick (Cordless): Greenworks 2501202 Pro 21-Inch Cordless

Greenworks 2501202 Pro 21-Inch CordlessWhen we are having a conversation about lawnmowers, the name Greenworks will definitely come again and again on your screen. If you are into cordless technology and looking for superb configuration, the Greenworks pro 21 is hard to beat.

An 80v 4.0 Ah rechargeable lithium battery powers the brushless motor and ensures quality gas-powered performance. You can see whether the charge is drowning or not by on-board battery indicator.

This cordless mulching lawn mower is ideal for yards up to 1 acre, as it can run for an hour per charge. This one is the holy trinity of mulching, side discharge, and bagging. The innovative smart cut technology maximizes torque on more hardened weedy patches. The rear wheels are larger than front wheels, which offer more traction and steering capacity.

One of the reasons for its securing the top position as it is quite versatile. You get the gas mower performance with 16 times less noise and no fuss of any fuel and fume. Then, this 79.5 Ibs machine occupies 70% less space for its vertical storage feature. You can also switch 80v battery to any Greenworks 80v tools. I guess you have got the answer for its being pricy!

If you want a triple threat crusader for your backyard, look at the self-propelled mulching lawn mower version of this model.

You can have two batteries instead of one so that you can use them alternatively.

Who Should Buy It?: The 21-inch cutting deck minimizes the time of shredding and swearing. The 160 cc engine and single-handed 7 level height adjustments offer you a professional touch. If you want your relatively large lawn in a good nick, this 21-inch 80v Push model will do a decent job. So, this model is entirely appropriate for professional mulcher.
👍 Pros:
  • Brushless technology secures the endurance of the motor.
  • Delivers powerful performance with durability.
  • Great for up to 1 acre.
  • Easy to store for vertical storage
  • 80v rechargeable battery delivers one-hour run-time.
👎 Cons:
  • It is expensive.

Available On Amazon

6. Runner’s up (Cordless): Sun Joe 24V-X2-17LM Mulching Lawn Mower

Sun Joe 24V-X2-17LM Mulching Lawn MowerSun Joe 24V-X2-17LM is an all-terrain workhorse that allows for versatility with its 3-in-1 feature. It comes with 2 x 24 v 4. Ah ion battery placed conveniently at the top of the deck. The alluring part is its 670-watt brushless motor, which enables 65 minutes run-time per charge.

When you would rather collect the clippings, it comes with an 11-gallon grass collector. To make your life easier- Sun Joe is offering this lightweight 43 pounds machine for easy maneuverability. It comes with a detachable grass catcher. It permits an even cutting experience at six levels, though you have individually adjusted the wheels.

Don’t we all love the convenience of just one touch starter? Then, Sun Joe has got your back with its 2-year warranty. The dual-port charger always brings joy to my ears. You can get both the batteries charged simultaneously within 2 hours.

Who Should Buy It?: This one is for you where you get 65 minutes run-time, and the dual-port charger is the cherry on the top. Also it is a perfect product for the homeowners with small back yards.
👍 Pros:
  • Its large capacity discharge bag allows less frequent emptying.
  • Lightweight and easy maneuverability.
  • 6-level height adjustments for trimming.
  • Dual-port charger.
👎 Cons:
  • Sometimes one of the batteries doesn’t work properly.

Available On Amazon


Key Features of the Best Mulching Lawn Mower

There are a ton of aspects to remember while buying your precious mower. In comparison, some factors are more beneficial than the rest. These include:

Blades

The best mulching mowers usually come with the best quality blades. It should have the ability to cut fast, and clean the grass in a zippy. The cut on the turf must be even at all times. Nowadays, long weeds are eliminated, mulched, and bagged at the same time.

Weather also plays a vital role in this purpose. Low-quality mulching lawn mower blades can fall victim to it by not being able to clean the turf. In such circumstances, even the weakest drizzle can cause trouble for it. A sharp pair of razors could help you to tackle such situations efficiently and effectively.

Multiple Functioning

Mulching is for those who tend to their grassland every day. They tend to keep it as tidy as possible. However, even the best of us can fall short. Thus, it would be best if you adapt to bagging. Here is where the multiple functioning of your precious works.

Bagging can retrieve for the lost time in care and maintain and make it as fabulous as new. On the other hand, only sticking to one or two cutting options may not be reliable every time you use it. For such cases, you need to adopt multiple ways to serve your beautiful yard.

Turf size

Now, the size of the place is a significant factor when it comes to buying your favorite brand. If you have a small backyard around your house, then a pushing model will be just fine. Whereas, if you have a large yard, you will need a tractor style replica. Both of them have their perks and ploys.

For convenience, tractor type can cover large spaces within minutes while the pushing one takes time. However, the pushing prototype is more budget-friendly and depend mostly on fuel. Yet, it has some advantages, like evenly treating both rough and smooth patches of your land.

A tractor type usually has a hard time going through a rough uphill spot and cuts unevenly. You will need to go back and check out the bumpy area and smoothen it out. While pushing alternative lessens that part of the stress factor.

Wheel Size

We prefer that you consider one with both the front and rear wheels. If you are planning on mowing a rougher surface then, taller rear wheels will be the best.

Cutting

There are three types of cutting options available for you. These include mulching, discharge, or bag clipping. Now, some models may come in only one option for trimming. Others may consist of two or maybe all three.

It depends entirely on how frequently you will be cutting your meadow a week or two. This feature will mark down the suitable cutting options you require.

Storage Space

Maximum electric push prototypes can be stored vertically to save space. On the other hand, if you are looking for a gas model, then make sure that it has the special engine seal to prevent leakage. The following feature will help you to store it vertically with ease.

Motor Power

The motor power affects the performance of a mulcher enormously. If you have gone shopping for this purpose, then you might find choices like 11amps or 13amps with the battery power of 40volts or 56 volts. Usually, a higher number is this case indicates more strength.

Budget

Your budget is a crucial factor while buying your favourite mower. But, let us remind you, it should be worth the price.  To get the best of performance, comfort, and long-lasting tenure, you must be prepared to trade-off price.

How Can I Make My Mulching Mower Better?

The machine assists you to keep your lawn healthier and greener by eliminating unnecessary mulches and sometimes pests. However, you can follow some measures to make the best out of your mower.

  • Keep The Blade Sharper: The most important thing is keeping the blades sharp. You will easily trim the grass with the honed edges if you know how to take care of the blades. Replace them with a new one when it’s necessary.
  • Don’t Attempt To Mow So Fast: if you mow so fast, some random grass will remain uncut. Firstly, adjust the cutting height and then move the mower slowly on the cutting path.
  • Cut the Grass When It’s Dry: if you try to mow wet grass, the clamped ones can get left on the lawn.  So let them dry.
  • Keep The Deck Clean: The design of the deck is essential for the mower.  If the underside gets filled up with debris and grass, it will hamper its working ability. So please keep it clean.

Frequently Asked Questions (FAQs):

Can I put a mulching blade on my mower?

Yes, you can. Almost all mower allows you to put a mulching blade. For this, the blade needs to fit the deck tightly and correctly.

Should you leave grass clippings on lawn?

Yes, you should leave the clippings on the lawn as they eventually turn into fertilizer by decomposing.

Should I remove old mulch before adding new mulch?

No, most of the time it’s not necessary. It will just cost some extra work and expenses.

What is the best height to cut grass?

Every grass has a particular mowing height, which may vary from one another. But an optimal height for a cool-season grass is about 2.5 inches. Remove top 1/3 of the grass blade on each mowing. It’s ideal for trimming when the height is around 3.75 inches.

Do mulching blades cut better?

These blades cut better than regular blades. They feature more curves and an increased cutting edge. It allows them to trim the grass accurately and bring them into the deck.

Is mulching better than side discharge?

It’s hard to compare these two. Some prefer mulching, while others prefer side discharge. But side discharge is a better option when you are dealing with tall or wet grasses.

When should you not mulch?

You should not do very often. During the rainy season, it can be harmful to the lawn and plants. So you should use the machine when it’s dry.

Conclusion

The priorities and the needs of every yard and caretaker are dynamic. We suggest you dig into the problems you have faced in the past with mowers.

Guess what?

The answers to all of your inquiries are literally in your backyard. Some lawn concierges prefer gas-powered, others prefer cordless or corded. Select who makes the best mulching lawn mower according to you and let us know your preferences.

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