Gardenten | Gardening Made Easy

Dealing with thick, overgrown grass can be a real headache. It’s the kind of grass that chokes out your mower, leaves clumps everywhere, and just makes your lawn look untidy. Finding the best mower for tall grass means looking for something with a bit more power and a cutting deck designed to handle tougher jobs. I've spent the last few weeks looking into models that can tackle those challenging lawns without breaking a sweat. After digging into what makes a mower effective on stubborn grass, I've got a clear picture of what works. For those who need to conquer overgrown areas, it's about finding the right balance of cutting power and ease of use. Let's dive into some options that can help you reclaim your yard. Comparison Chart of Best Mower for Tall GrassProductDetailsRatingBuyEditor's Choice MZK 20V 13" Electric Lawn Mower ★★★★★5/5Check on Amazon Top Pick PowerSmart EasyGlide 21-Inch Gas Lawn Mower ★★★★☆4.4/5Check on Amazon Best Budget AMERISUN 21-Inch 3IN1 Gas Push Lawn ★★★★☆4.3/5Check on Amazon LawnMaster 20VMWGT 24V Max 13-inch Lawn ★★★★☆4/5Check on Amazon American Lawn Mower Company 1204-14 14-Inch ★★★★☆4.3/5Check on Amazon List of Top 5 Best Best Mower for Tall GrassTo find the mowers that can really handle tall, thick grass, I focused on models known for their robust engines, sturdy decks, and good mulching or bagging capabilities. We looked at how well they performed in tougher conditions and considered their maneuverability for different yard sizes. Below are the list of products: Editor's Choice1. MZK 20V 13" Electric Lawn Mower If you're looking for a lighter touch for your lawn care while still tackling moderately tall grass, this MZK electric mower is a solid contender. It’s designed for efficiency and user-friendliness, making it a great choice for smaller to medium yards where convenience is key. Its modern features ensure a clean cut without the hassle of gas. 🛒 Check on Amazon Why I picked it This mower stands out for its brushless motor, which provides consistent power and efficiency, making it a good option for handling grass that's a bit taller than average. The inclusion of two 4.0Ah batteries means you have enough run time for many typical yards, and the 4-position height adjustment lets you dial in the cut, even as the grass grows. Key specs Motor Type: Brushless Cutting Width: 13 inches Power Source: 20V Lithium-Ion Batteries (x2, 4.0Ah included) Grass Bag Capacity: 8 Gallons Height Adjustment: 4 positions Weight: ~26 lbs (with batteries) Real-world experience Verified buyer feedback often highlights how quiet this mower is compared to gas models, which is a big plus for suburban neighborhoods. Users find it particularly effective for regular mowing of lawns that tend to grow quickly, and appreciate how lightweight it is for navigating around obstacles. The simple push-start is also a recurring positive note. Trade-offs While it’s great for maintaining lawns, its 13-inch cutting width might mean more passes for larger areas, and extremely overgrown, thick patches might require a second cut. Some users noted that the plastic deck, while common for electric mowers, may not feel as robust as a steel deck for very rough terrain. Top Pick2. PowerSmart EasyGlide 21-Inch Gas Lawn Mower For those who face truly challenging grass, the PowerSmart EasyGlide gas mower brings serious power to the table. Its 21-inch cutting deck and a capable 144cc engine mean it's built to handle thicker growth and larger areas efficiently. This is the kind of mower that won't bog down when the grass gets high. 🛒 Check on Amazon Why I picked it The EasyGlide earns its top pick status due to its proven ability to power through thicker grass. Its 144cc OHV engine provides ample torque, which is crucial for preventing the blade from stalling in dense conditions. The 21-inch deck is a good balance, covering a decent area without becoming unwieldy, and the 3-in-1 functionality (mulch, bag, side discharge) offers flexibility based on your lawn's needs. Key specs Engine: 144cc 4-Stroke OHV Gas Engine Cutting Width: 21 inches Deck Material: Steel Discharge Options: Mulch, Bag, Side Discharge Height Adjustment: 6 positions Starting System: Recoil start Real-world experience Aggregate user feedback consistently praises this mower’s ability to cut through tall, wet grass with fewer passes than lighter models. The wider 21-inch deck means less time spent mowing, and the robust steel deck is often mentioned positively for its durability in rougher yard conditions. Reviewers also appreciate the straightforward operation and the reliable recoil start. Trade-offs As a gas mower, it requires more maintenance than electric models, including oil changes and fuel management, and it's also louder and produces emissions. While it’s designed for ease of use, it is heavier than electric mowers, which could be a factor for some users, especially on inclines. Best Budget3. AMERISUN 21-Inch 3IN1 Gas Push Lawn If you’re looking for a capable mower that won't break the bank, this AMERISUN model is a fantastic choice. It offers a good combination of a solid gas engine and a wide cutting deck, making it ideal for tackling taller grass in medium to large yards without a huge investment. 🛒 Check on Amazon Why I picked it The AMERISUN mower hits a sweet spot for budget-conscious buyers who still need effective cutting power. Its 144cc engine is comparable to more expensive models and provides enough grunt to get through thicker grass. The 21-inch cutting deck allows for efficient coverage of medium-sized lawns, and the 3-in-1 capability offers versatility for different mowing preferences, from mulching to bagging. Key specs Engine: 144cc 4-Cycle OHV Gas Engine Cutting Width: 21 inches Deck Material: Steel Discharge Options: Mulch, Bag, Side Discharge Height Adjustment: 6 positions Weight: ~56 lbs Real-world experience According to verified buyer feedback, this mower is often commended for its strong performance relative to its price point. Users report that it starts up reliably and has sufficient power for most lawns, even when they've let the grass grow a bit longer. The ability to switch between mulching, bagging, and side discharge is a feature frequently appreciated for its adaptability. Trade-offs Like other gas mowers, it requires regular maintenance and produces noise and emissions. Some users have mentioned that the starter mechanism can feel a little less refined than on higher-end models, and the steel deck, while durable, adds to its overall weight, making it less easy to maneuver for some. 4. LawnMaster 20VMWGT 24V Max 13-inch Lawn This LawnMaster combo unit offers a practical solution for those with smaller yards or tighter spaces who still encounter taller grass. It combines a mower and a trimmer, providing versatility, and its electric power source makes it a quieter, cleaner option for maintaining your lawn. 🛒 Check on Amazon Why I picked it The appeal of the LawnMaster 20VMWGT is its dual functionality, offering both mowing and trimming capabilities with a single battery system. This is a practical choice for homeowners who might need to address slightly overgrown areas with the trimmer after mowing, or for yards where a full-sized mower might be overkill. The 24V Max system with 4.0Ah batteries provides decent power for its class. Key specs Power System: 24V Max Lithium-Ion Mower Cutting Width: 13 inches Trimmer Cutting Width: 10 inches Batteries Included: 2 x 4.0Ah Charge Time: Approx. 120 minutes per battery Weight: ~30 lbs (mower with battery) Real-world experience Based on user reviews, this combo unit is well-received for its convenience in smaller spaces and for light-duty tasks. People appreciate being able to switch between the trimmer and mower using the same batteries, which simplifies tool management. It's often noted as sufficient for yards with light to moderate overgrowth, especially when kept up with regularly. Trade-offs The 13-inch cutting width means it's best suited for smaller lawns, and like most battery-powered mowers, it may struggle with extremely thick, jungle-like grass without multiple passes. The trimmer line is a consumable that needs replenishing, and the overall lifespan of the power system for heavy mowing tasks might be less than dedicated, more powerful mowers. 5. American Lawn Mower Company 1204-14 14-Inch For a completely different approach, the American Lawn Mower Company's manual reel mower is an option for eco-conscious users or those with very specific lawn care needs. While not a powerhouse for extremely tall, unruly grass, it excels at maintaining a neat appearance on smaller, well-kept lawns, offering a quiet and chemical-free experience. 🛒 Check on Amazon Why I picked it This reel mower is included because it represents a completely different philosophy in lawn care, one that is entirely manual and incredibly environmentally friendly. Its simple, durable design requires no fuel or electricity, and it trims grass cleanly by cutting it like scissors, which can be healthier for certain lawn types. It’s great for small, flat lawns where a powered mower might be too much. Key specs Type: Manual Push Reel Mower Cutting Mechanism: 4-Blade ball bearing reel Cutting Width: 14 inches Handle: Ergonomic padded handle Deck Material: Steel Wheels: 8.5-inch composite wheels Real-world experience Owners of this reel mower often praise its quiet operation and the satisfaction of a completely manual tool. Verified buyer feedback indicates it’s effective for regular maintenance on yards up to about 1,500 square feet, especially if the grass isn't allowed to get excessively long. The precise cut is also a recurring positive point. Trade-offs This mower is not designed for tall, tough, or overgrown grass; it works best when used frequently on shorter grass. Pushing it can require significant effort, especially on inclines or in thicker turf, and it lacks the power and cutting width of motorized options for efficiently tackling large or challenging areas. How I picked To figure out the best mowers for tall grass, I really focused on a few key things that make a difference when the grass is getting out of hand. First off, engine power or motor strength is crucial. For gas mowers, that means looking at engine displacement (like the 144cc engines), more is generally better for torque to push through thick blades. For electric mowers, it’s about the voltage and whether they use brushless motors, which are more efficient and powerful. I also paid close attention to the cutting deck. A wider deck (20 inches or more) covers more ground faster, which is helpful when you're dealing with an overgrown area. But more importantly, the deck needs to be sturdy and designed to handle the load without bogging down. For electric models, the battery capacity and voltage are key indicators of sustained performance. Finally, I considered the type of cut the mower provides. Options like mulching or bagging are important; if you’re cutting very long grass, you might prefer side discharge or a mower with a larger bag capacity so you don't have to stop and empty it constantly. I deliberately avoided mowers that are advertised as purely for "light trimming" or only suitable for very small, manicured lawns, as they wouldn't stand up to the challenge of tall grass. I also tried to include a mix of power sources (gas and electric) to give options for different preferences and yard types. Buying guide — what actually matters for best mower for tall grass When you’re facing grass that’s gotten a bit wild, picking the right mower is key. It’s not just about getting the job done, but doing it without a ton of frustration. Here’s what my research uncovered to be the most important factors to consider. Power Source: Gas vs. Electric vs. Manual This is probably the biggest decision. Gas engines, like the 144cc OHV engines you see on some models, generally offer the most raw power and torque. This is fantastic for thick, tall grass because they’re less likely to stall. However, they require fuel, oil, more maintenance, and are louder. Electric mowers, especially those with advanced battery systems and brushless motors (like the mentioned 20V or 24V models), are quieter, lighter, and require less maintenance. They’re great for medium-tall grass, but for extremely overgrown conditions, their battery life and power might be a limitation. Manual reel mowers are the quietest and most eco-friendly, but they’re best for frequent use on shorter grass and won’t tackle dense, tall growth effectively. Cutting Width and Deck Strength A wider cutting deck means you'll finish mowing faster, which is always a plus. For a standard yard, 20-21 inches is a good compromise between coverage and maneuverability. If you have a large property or a lot of areas that get overgrown, a wider deck is more efficient. Equally important is the deck's construction. Steel decks, like those on the gas models, are generally more robust and can withstand the rigors of cutting thick grass better than plastic decks. This durability is crucial when you're pushing through tough patches. Mulching, Bagging, or Side Discharge Capabilities How you want to handle the grass clippings matters. If you're cutting tall grass, it will produce a lot of clippings. A mower with a large grass bag capacity means you can mow for longer periods before needing to stop and empty it. Mulching is great for returning nutrients to the lawn when done regularly, but cutting very tall grass and mulching can sometimes lead to clumping. Side discharge is often the best option for tackling overgrown areas, as it ejects the clippings efficiently. Versatility with 3-in-1 capabilities (mulch, bag, side discharge) gives you the most flexibility depending on the situation. Height Adjustment Settings For tall grass, you’ll likely want to avoid cutting it all down at once. Instead, you’ll probably want to do it in stages. Mowers with multiple height adjustment settings (4 or more positions) allow you to gradually lower the cutting height over a few mowing sessions. This is much healthier for your grass and easier on the mower. Look for mowers where adjusting the height is straightforward, whether it's a single lever for all wheels or individual wheel adjustments. Ease of Use and Maneuverability Even powerful mowers need to be manageable. Consider the weight of the mower, especially if you have slopes or a lot of obstacles. Gas mowers tend to be heavier. For electric options, the weight is often lower, making them easier to push and turn. Features like comfortable, ergo-dynamic handles can also make a big difference, especially during longer mowing sessions. Some mowers have self-propel features which can significantly reduce the effort needed, particularly on larger lawns or inclines, though this is less common on the more compact models. Maintenance and Durability If you opt for a gas mower, be prepared for more upkeep. This includes regular oil changes, spark plug checks, air filter cleaning (like how to clean a lawn mower air filter), and fuel stabilization. Electric mowers generally require less maintenance, mostly just keeping them clean and checking battery health. A steel deck on a gas mower often points to greater long-term durability compared to a composite deck, which might be more prone to cracking under stress. Think about how much time you're willing to spend on upkeep versus how much time you want to spend mowing. Frequently Asked Questions (FAQ) Can a regular lawn mower cut tall grass? While many lawn mowers can cut grass that’s a bit longer than average, they struggle with truly tall, thick, or overgrown grass. Mowers designed for tall grass typically have more powerful engines or motors, wider cutting decks, and more robust construction to prevent stalling and ensure a cleaner cut without clumping. If your grass is consistently knee-high or more, a standard mower might overheat or get choked up. Is it better to bag or mulch tall grass? When dealing with very tall grass, bagging is often the preferred method. Tall grass produces a large volume of clippings, and trying to mulch it can lead to heavy clumps that smother your lawn. Bagging removes the bulk of the clippings, which is cleaner and easier on the mower. If the grass isn’t excessively overgrown, mulching can return nutrients, but it’s best done in stages. Side discharge is also a good option for efficiently dispersing large amounts of clippings. How often should I mow if my grass is tall? If your grass has become very tall, you’ll likely want to cut it down gradually rather than all at once. This means mowing more frequently for a short period. For example, if your grass is significantly overgrown, you might mow it a bit shorter, wait a few days, and then mow it shorter again until it reaches your desired length. Cutting too much at once can stress the grass and the mower. Keeping up with mowing on a regular schedule, using appropriate fertilizers for grass, is the best way to prevent it from becoming unmanageable again. Will a battery-powered mower handle tall grass? Some battery-powered mowers can handle moderately tall grass, especially those with higher voltage (24V or more) and brushless motors. They are often quieter and easier to use than gas models. However, for extremely thick, dense, or jungle-like grass, the consistent torque and longer run-time of a gas mower might still be more suitable. It really depends on the specific electric mower's power and how tall the grass actually is. What is a reel mower good for? A manual reel mower is excellent for maintaining shorter grass on smaller to medium-sized lawns, offering a very clean, scissor-like cut that's healthy for the grass. They are quiet, eco-friendly, and require no fuel or electricity. However, they’re generally not suitable for grass that's too tall, thick, or has become overgrown, as they lack the power and cutting mechanism to handle such conditions effectively. Final verdict When you’re facing a lawn that’s taken over by tall grass, you need a mower that’s up to the task. The PowerSmart EasyGlide 21-Inch Gas Lawn Mower stands out as our top pick thanks to its brute strength. Its 144cc engine and 21-inch deck make short work of thick, overgrown turf, while offering the versatility of 3-in-1 cutting. If you’re looking for an excellent value without sacrificing much performance, the AMERISUN 21-Inch 3IN1 Gas Push Lawn mower is the best budget option. It offers comparable power and cutting width to its gas counterparts at a more accessible price point. For those prioritizing a cleaner, quieter lawn care experience and dealing with moderately tall grass in smaller yards, the MZK 20V 13" Electric Lawn Mower is a strong Editor's Choice pick, balancing convenience with good cutting power. Affiliate disclosure: This post contains affiliate links. If you buy through one of these links, I may earn a small commission at no extra cost to you. It never changes my recommendation, I only suggest gear I'd actually buy myself.

Recent Posts