The Best Weed Eaters For St Augustine Grass

The 5 Best Weed Eaters for St Augustine Grass 2023

Can You Over Fertilize A Lawn-a-green-lawn
A green lawn

Installing and caring for a lawn is one of the most important investments we can make because a lawn that’s properly maintained can and will increase our property’s value. But for a lawn to be beautifully maintained requires proper maintenance practices which involve the proper cutting height, water, and fertilizer methods along with disease and insect control.

What gives our lawns that edge, however, is the detailed work that is so important which requires a tool that can do the job well, one such tool that’s made for the job is weed eaters. Weed eaters are a must-have if you want to maintain a beautiful lawn, these tools can get into hard-to-reach places where lawnmowers cannot go.

I have worked with several weed eater brands on many garden projects and have seen firsthand the importance of owning one of these tools, if you want to give your lawn care that edge or that wow or you may be looking to replace your weed eater then you have come to the right place as we have done the homework for you and bring to you the 5 best weed eaters for St Augustine grass.

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The Best Weed Eaters For St Augustine Grass

1. BLACK+DECKER BESTAS 10 String Trimmer

Don’t mind the size of this string trimmer, what I love about this weed eater is despite the size it can get the job done by slicing through the thickest of weeds. The edging wheel attachment is a bonus because it helps you not to get too close to whatever you are trimming next to. If needed the head is easy to rotate followed by adjusting the length of the shaft to get those narrow areas such as your garden walking pathway, the sides of driveways, the edges of garden plant beds, and walkways.

The BLACK+DECKER BESTAS 10 is lightweight and a bonus making it easy on your arms, hands, and wrist, for those small to medium jobs. The autofeed head works like a dream and the line cartridges are so easy to change with a simple clip-off and clip-on action and you are done and ready to go. This weed eater comes with a 2-year warranty and is easy on your pocket making the BLACK+DECKER BESTAS 10-string trimmer a great investment.


  • Motor-6.5 amps
  • Cutting path 14 inches
  • Weight 3-5 lbs
  • Line diameter 0.065 inches
  • 2-year warranty


  • Easy to assemble
  • Lightweight
  • Good power
  • Autofeed head works well


  • The string can be used up fast
  • The adjustable shaft is not that long

For more on the specs of BLACK+DECKER BESTAS 10 String Trimmer View  And Buy Now On Amazon.

2. Husqvarna 128LD Gas Powerded Weed Eater

The Husqvarna 128ld gas-powered weed eater is a workhorse with high performance and can tackle those hard jobs by cutting it down to size. With the Husqvarna on your side, your work will be a breeze. This tool has a dual feed tap advance trimmer head that uses a 0.095-inch diameter line and weighs 10.8 lbs. The automatic trimmer head can be removed where any one of the 11 attachments can be fitted.

This machine has gotten many great reviews because of its durability. I recommend this to anyone who wants a trimmer that performs well. Other attachments that work with this weed eater are a tiller, pole saw, leaf blower, bush cutter, chainsaw, edger, sweeper, and tree pruner.

Very comfortable and easy to maneuver around garden features, trees, shrubs, along your flower beds, buildings, fences, walls, and other hard-to-reach areas, long extended shaft for better reach and balance easy start. This work hose makes a great investment and will give you a bang for your buck. The Husqvarna 128ld gas-powered weed eater is one of a kind.

Husqvarna 128LD String Specs

  • Engine 28 cc
  • Cutting paths 17 inches
  • Weight 13.6 lbs
  • Line diameter 0.095 inches
  • 2-year warranty


  • A powerful 28cc 2-cycle X-Torq® engine means lower fuel consumption and reduced emission levels.
  • A multi-purpose trimmer that is compatible with several “click on” attachments that allow you to transform the trimmer into a variety of yards. tools
  • 17-Inch Cutting Width.
  • Very powerful, and can cut through thick bushes and grass.
  • The convenient stop switch automatically resets to the ON position to simplify starting.


  • Gas power must be mixed gas so be careful of fuel emissions.
  • The choke switch is in an awkward position
  • Plastic attachment joint

For more on the specs of the Husqvarna 128LD Gas Powered Weed Eater View and Buy Now On Amazon.

Greenworks 21212 Electric Weed Eater

The performance of the GreenWorks 21212 electric weed eater makes a great investment the performance of this weed eater will give you more than is expected. The head can be rotated 180 degrees making edging easy, this weed eater is very light as you move with ease cutting through thick weeds. The automatic advance line operates by releasing the ‘On’ trigger for a few seconds you will hear a click as the line advances.

The 180-degree head rotates works by adjusting a sleeve on the shaft which makes it easy to rotate the head 180 degrees to convert into an edger, The trigger is on the handle, however, there is no safety lock. It is easy to start so be careful when handling it not to accidentally start it.

Greenworks 21212 Electric Weed Eater Specs

  • Weight 5.2 lbs
  • Cutting paths 13 inches
  • Motor 4 amps
  • Line diameter 0.065inches
  • A 3-year warranty


  • Switch from trimmer to edger with ease
  • Lightweight making it easy to handle and maneuver
  • The shaft’s adjustable
  • Has good powder


  • Wheels can be a challenge when seeking to get  into narrow or tight spots
  • The handle can snap loose

For more on the specs of the Greenworks 21212 Electric Weed Eater Specs View and Buy Now On Amazon.


BLACK+DECKER brings to you another one of its amazing high performers that’s lightweight making your time spent outdoors easy and enjoyable. This weed eater uses an east feed system that makes it easy to advance the trimmer line with just a push of a button. The BLACK+DECKER LSTE523 comes equipped with 2-speed settings for trimming operating either at 5,200rpm or 7,500rpm.

The cutting height can be adjusted, and also switches from a trimmer to an edger, for the release of more cords a push button will advance or release more cords down to the head of the weed eater. The  2 settings are great allowing for high speed, this speed, however, will deplete the battery life quicker, causing it not to be as effective to cut through weeds. But the battery won’t run down as quickly, the 2 mode settings allow you to choose your speed, and the safety button on the handle is easy to press down before the trigger can be pulled.


  • Line diameter 0.065
  • Weight 6.3 lbs
  • Cutting path 12 inches
  • Battery run time 2o mins (1.5 Ah)
  • 2-year warranty


  • Free spools for life
  • Easy to use
  • Light weight
  • Variable cutting diameter


  • The battery life /charge could be better
  • The auto feed releases too much line

For more on the specs of  BLACK+DECKER LSTE523View and Buy Now On Amazon.

WORX WG154 Weed Eater

The WORX WG154 Weed eater can tackle that small job with ease giving the perfect cut, has, and an adjustable cutting swath. The 12-inch setting or the 10-inch setting is controlled by the flip of a switch. The handle is comfortable and easy to adjust, and the automatic 0.065-inch single feed line that can be flipped between edging and trimming in seconds.

WORX WG154 Weed eater is light making your time spent caring for your lawn a breeze, maneuvering along fences, driveways, sidewalks, and other hard-to-reach places. Switching the cutting length is so easy going from trimmer to edger, this edger will cut through thick weeds. The price for this weed eater and high performer makes it a good investment.

WORX WG154 Weed Eater Specs

  • Battery run time 30 minutes
  • Line diameter 0.065 inches
  • Weight 4.2 lbs
  • Cutting path 10 -12 inches
  • 3-year warranty


  • Lightweight
  • Variable cutting diameter
  • Free spool for life
  • Easy on the hands, wrists, and arms


  • Battery life/charge could last longer
  • The auto feed releases too much line

For more on the specs of the WORX WG154 Weed EaterView and Buy Now On Amazon.

The final word on the Best Weed Eaters For St Augustine Grass

Having a weed eater as a part of your lawn plan care works wonders making a big difference as you seek to acquire that shape clean well-detailed look that will keep your lawn looking so beautiful. We have done the homework for you and now it’s your time to choose and purchase from the list of top-performance weed eaters we have provided for you. These workhorses will go to work for you taking your lawn to the next level. Don’t wait take action now before the spring and summer months arrive. Purchase Now On Amazon.


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About the author

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Norman loves being in the garden, both at home and for his job....
he is 'Natures Little helper' being outdoors, growing his vegetables and flowers from an early age.
Now having spent over 22 years in the profession he want to give some of his knowledge to others...
his vast array of hints and tips you will find scattered over this site will help you no end growing plants in your garden.

4 thoughts on “The Best Weed Eaters For St Augustine Grass”

  1. Hey Norman! I stumbled upon your article about the best weed eaters for St. Augustine grass and I must say, I am impressed! I’ve been in the gardening game for a while now and have always been on the hunt for the best tools to make my life easier.

    Norman’s recommendations have got me curious, particularly the mention of the Echo 58V Cordless String Trimmer. Can you share some more information about its performance on St. Augustine grass?

    In my experience, a good weed eater is one that is powerful, lightweight, and easy to maneuver. I’ve tried a few brands over the years and I must say, not all of them have lived up to my expectations. I’m glad to see that Norman has put together a comprehensive list of the best options out there.

    I’ve always been a fan of St. Augustine grass because of its soft texture and bright green color, but it does come with its own set of challenges. Keeping the weeds at bay can be a real pain. I hope the weed eaters recommended in the article will help make this task a little easier.

    I’ll definitely be trying out some of these weed eaters and will update you on my thoughts. Overall, I think you have done a fantastic job of highlighting the best options for St. Augustine grass. Kudos to you!

    • You are welcome and thanks so much for your kind words, as said earlier these weed eaters are high performers and make a great investment that will keep your st Augustine grass nicely trimmed. I am so happy to help.

  2. Many thanks for publishing this insightful and comprehensive article on the finest weed cutters. This is actually a very significant post that needs to be read. mostly due to the fact that I have Augustine grass growing in my yard. I was also hoping to purchase something somewhat similar to this. You have provided some sound advice in this regard. I will surely purchase one of those. Keep publishing like this. I most certainly will share this.


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