SpeedZone Lawn Weed Killer Concentrate
Customer Reviews

Rating Snapshot

4.7 of 5 stars (159)
4.7 out of 5 stars
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15 of 25 people found this review helpful:

not the results i expected
1 of 5 stars
By Phil in charlotte,nc on 04/14/2012

It's been 2 weeks since I sprayed my lawn and the weeds are not dying as I expected. I thought that I would see the weeds wither more quickly. Maybe its a slow release formula. I thinking of doing oth…

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22 of 23 people found this review helpful:

Speed Zone
1 of 5 stars
By Bob in Mason, Ohio 45040 on 07/21/2014

Only 50% effective on the clover and less on on dandelions & etc. Not very satisfied at all!!

Expert Response  Expert response:

We are sorry that you are unhappy with your purchase. Many post-emergent herbicides will require a second treatment, especially in the summer months when weeds may not be actively growing. Per the product label: "Spray when broadleaf weeds are young and actively growing for best results. Speed-Zone Lawn Weed Killer may be applied in the spring, summer, or fall. Spring and fall treatments under adequate soil moisture conditions are preferred to the summer treatments. Broadcast (entire areas) applications or follow-up applications at 2-6 week intervals are recommended for more mature weeds, for dense infestations, and for adverse environmental conditions. Spot treatments during the summer may be appropriate for sparse infestations, or as a follow-up treatment, or any time broadleaf weeds are susceptible." Please let us know if you have further questions by calling us at 866-581-7378 M-F 9a-6p EST.

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7 of 14 people found this review helpful:

Dissappointed in Gordon's Speed Zone Weed Killer
1 of 5 stars
By Bill in farmingville, NY 11738 on 08/27/2015

Followed instructions for proper concentration amount with water. Applied to broad leaf weeds throughout the lawn area applying with new sprayer (by hand). The broad leaf weed did not change color or …

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1 of 5 people found this review helpful:

Didn't work but killed my grass
1 of 5 stars
By Vijay in Frisco on 07/19/2020

I bought it based on the raving reviews and the recommendation from the agent. I tried like 4 times so far but it couldn't kill the clover. But it killed the grass. Similar experience with other produ…

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1 of 1 people found this review helpful:

Not effective on Virginia Buttonweed
1 of 5 stars
By Ja in Paducah, KY on 07/13/2022

Bought this specifically for Virginia Buttonweed (as listed in the specimen label). Applied spot treatments as directed but absolutely no success. It didn't even suppress the Virginia Buttonweed. Not …

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Expert Response  Expert response:

Thank you for taking the time to review this product. We are sorry to hear that you are disappointed in the performance of this product. Please keep in mind that when treating for Virginia Buttonweed, selective post-emergent herbicides should be applied in April or May at the latest, when the weed first appears in your lawn and is young and tender in it's earliest stage of growth. In the mid-summer months, when the weeds are fully established and strong, you will need multiple applications to have any effect whatsoever on this difficult to control weed, regardless of the product you are using. You may also want to refer to our Virginia Buttonweed Treatment Guide linked below for more detailed information on controlling this weed. We appreciate your business! https://www.domyown.com/how-to-get-rid-of-virginia-buttonweed-a-812.html

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10 of 16 people found this review helpful:

Lacks Longevity
2 of 5 stars
By Scott in Atlanta GA on 09/10/2012

Purchase product hoping to keep weeds away longer than a few weeks. Have to re-apply every two to three weeks to keep them away. Not exactly how it was presented to me.

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3 of 3 people found this review helpful:

Wild Violets
3 of 5 stars
By Jerry in Binghamton, NY on 08/16/2015

I have given a 3 star rating to Speedzone because I'm still in the process of attacking this tenacious weed. I tried SZ in the summer and it only wilted the weed but killed very few. I have read th…

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25 of 30 people found this review helpful:

Worked a little too well
3 of 5 stars
By Bryan in Ohio on 04/09/2016

Applied this product to my lawn using a hose-end sprayer. Mixed and applied per the instructions. It took a few days, but I've seen a noticeable change in the few dandelions and clovers that had poppe…

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Did not work as expected, could be my fault
3 of 5 stars
By David in Westminster on 09/07/2018

I used Speed Zone on what I thought was Virginia Buttonweed. The weed turned off color for a few days but came right back. I tried 4 Speed XT first with the same results. Currently I am three days …

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1 of 3 people found this review helpful:

I'm not overly excited
3 of 5 stars
By John in Glen Burnie, Maryland on 04/07/2020

I was expecting better results then what have shown thus far. After one day of spraying weeds to kill between my patio pavers, I'm not convinced this product works as well as claimed. Hopefully, d…

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Not much better than box store brands
3 of 5 stars
By Hugh in Shepherdsville, Kentucky on 07/03/2020

I bought the speed zone product to kill clover and other pesty weeds. Didn't seem to work much better than box store brands. Probably won't pay the extra money for this product again.

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0 of 1 people found this review helpful:

Speed zone
3 of 5 stars
By Eddie in Lawrence, MA on 07/10/2020

I have applied it twice to all the weeds (crab grass) for the most part, some were killed some weren't. Which led me to re apply for the 3rd time....never got the results what I expected.

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SppedZone Lawn Weed
3 of 5 stars
By Su in Reading, PA on 07/29/2020

While this product did work about 50% for the clover, I noticed that it did not work for the MANY other weeds and unwanted grasses. I spend many hours pulling out the rest of the clover and many of t…

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1 of 1 people found this review helpful:

Works ok
3 of 5 stars
By Zak in MA on 10/29/2021

It worked ok on some weeds by killing them quickly but others showed no sign of damage after spraying them, except for the grass which got killed. I only spot treated a couple areas to see if it would…

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Creeping Charlie
3 of 5 stars
By Henry in Glens falls ny on 05/21/2022

Did an ok job but did kill a lot of grass . Charlie is coming back . Going to try Borax .

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6 of 9 people found this review helpful:

Initial Results - Waiting for Long-Term Effect
4 of 5 stars
By Trent in Lexington, KY on 04/30/2014

Initially the broad-leafed weeds in my lawn seemed to shrivel and turn brown. But by 2 weeks there appeared to be a rebound. I reapplied per the instructions at 2 weeks and am now waiting to see resul…

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1 of 1 people found this review helpful:

Good product
4 of 5 stars
By Fb in illinois on 06/02/2014

While it did not killed all my weeds did a much better job than big box stores weed killers. I had to apply it twice to get a 50% result...

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15 of 15 people found this review helpful:

Veronica
4 of 5 stars
By Robert in Mahopac on 07/28/2014

Well,after searching for years for a product to kill of the Veronica (is it called speedwell too?), this product has worked best so far and hasn't hurt the grass. I'll put a 2nd application soon,my la…

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Better than most, but not all
4 of 5 stars
By Randolph in Virginia on 04/25/2016

I got it for dandelions and it hands down takes care of what is visible in my lawn, but within a few days there are more dandelions sprouting up. Could just be that my neighbors are also infested with…

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7 of 7 people found this review helpful:

Speedzone Lawn Weed Killer Concentrate
4 of 5 stars
By Gary in Trout Lake, WA on 06/29/2016

This product definitely nuked the vast numbers of dandelions that were growing large and vigorously in my lawn. Within a week every one I had spot treated (precisely per the instructions) was black an…

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2 of 2 people found this review helpful:

A GOOD SPRING WEED KILLER
4 of 5 stars
By Ambie in Virginia Beach, Virginia on 04/30/2017

I am still looking for a late winter / early spring weed killer and I have tried a number of different name brands. So far, Speed Zone is what I keep using.

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2 of 2 people found this review helpful:

It works
4 of 5 stars
By Jim in Saugus, CA on 10/01/2018

I've used all sorts of big-box store weed killers, with no apparent benefit other than some outdoor exercise. So little effect that I actually gave up on them for years. Until this year, when I didn't…

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Worked well
4 of 5 stars
By Justin in Greensboro, nc on 05/15/2020

Fast shipping. Ther produc worked good on my speedwell. No so much better than ortho weed be gone that I'll order it again, but ok.

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Speedzone mix with Tenaciy
4 of 5 stars
By Craig in LI NYC on 06/19/2020

After one day blanket spray I see the clover dying. But it didnt kill all the clovers. Have to back in 2 week to spot spray the one I miss. It did kill 80% of my clovers in my lawn.

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1 of 2 people found this review helpful:

Works on MOST broadleaf weeds.
4 of 5 stars
By Samson in VA on 10/02/2020

This is the second time I have used this on my lawn. Upfront, why I only gave it 4 stars because it doesn't completely kill some types of broadleaf despite what the label says. It does however does a…

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1 of 1 people found this review helpful:

Speed Zone works.
4 of 5 stars
By Roger in Lueders on 03/28/2021

I have used Speed Zone only once on winter weeds, and it appears to work well. The weather was very cool.

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92 of 96 people found this review helpful:

Well worth the money!
5 of 5 stars
By Travis in Lenoir NC on 05/06/2011

Used and most of the weeds in my lawn were dead the next evening. It took just a couple days on the clover, but it's dead too!!!! Much better than round up and other brands I've used in the past that …

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88 of 90 people found this review helpful:

Great Stuff
5 of 5 stars
By Mark in Verona, Missouri on 05/08/2011

Speed zone, I used a 2 gallon hand sprayer. Within the first few days a big notice that the weeds in the yard were dying. One bottle will do 1.5 acres.

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134 of 138 people found this review helpful:

Clovers and Creeping Charlie - gone
5 of 5 stars
By C. in Chicago, IL on 07/26/2011

I have tried just about everything to knock out Creeping Charlie in my lawn. Speedzone did it with ease. The results were noticed within days of the first application. It is an amazing product.

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15 of 17 people found this review helpful:

SpeedZone Lawn Weed Killer Kills Lespedeza
5 of 5 stars
By Steve in Williamsburg, VA on 10/23/2011

This is the best I have found to kill this stuff without killing my zoysia grass. After 2 weeks I was able to put new grass seed down. Works much faster then other products.

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