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Weed Killer
By Frank on 09/22/2011
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Killzall
By Thomas on 06/05/2012
I purchased this product because I was told it would kill Ivey but it does not come close to killing it. I have tried mixing it stronger and spraying more often but the truth is this stuff does not work. Very Disappointed...
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15 of 33 people found this review helpful
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Killz-NOTHING
By David on 04/15/2013
Seriously, this is by far the worst product I have ever purchased to kill weeds or kill grass. I even used half of the bottle (5 tablespoons is recommended) in a mix in an attempt to get some results, and it still didn't work! This product should be called Killz-Nothing. I'm sick of product advertising how great they are and then being the direct opposite. It borderline the illegal.
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12 of 42 people found this review helpful
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Not impressed
By Dennis on 01/27/2015
Followed the directions, a week later weeds started to get a little yellow. Had to spray again. Still not happy. You would think with a name like Killzall, everything would die.
Expert response:
Any post-emergent herbicides will work best when the plants are actively growing, as this will cause the active ingredient to translocate through the plants much more quickly. Be sure to follow the label directions to use the best dose for the plants you are targeting. More mature plants or woody/vine species may require multiple applications.
We are always happy to discuss your treatment over the phone at 866-581-7378 M-F 9a-5p EST.
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14 of 17 people found this review helpful
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not happy with Killzall Weed and Grass Killer
By Quan on 05/28/2019
Not satisfied with results, waited a week and weeds did not fully die, they began to come alive again. I even tried increasing water mixture ratio. Results were very very minimal. I am upset with the money i spent on this product according to the advertisements. I do not recommend this product and will not buy again.
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3 of 4 people found this review helpful
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Very very Poor Results
By Dave on 01/17/2020
Put on as directed per the bottle directions, waited the required time and nothing, looked like the weeds were laughing at us. I will not waste my money on this one again. When you are on a fixed budget you have to watch your pennies!
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2 of 3 people found this review helpful
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Doesn't work.
By Jeffrey on 08/06/2020
I purchased this weed and grass killer to kill... and this only seems to kill grass. After I applied, I waited 5 days and contacted DoMyOwn. We reviewed the mixture amount and it was correct. They mentioned per the manufacture, it was not enough time and to allow it 2 weeks. It has been 2 weeks and I am still not happy with this. I have applied this to NOT thick areas, only minor overgrown areas. Some of the weeds have turned slightly yellow, but they're not dying. DoMyOwn offered the manufactures contact info but no thanks, my money is with DoMyOwn and so I'll leave the review here. There are better products out there. Faster working too. Get anything but this.
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3 of 3 people found this review helpful
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Killzall Weed and Grass Killer
By Steven on 04/23/2021
Was told I needed a high Glyphosate concentration in order to kill weeds and grass, specifically snake weed. So, I read the directions and add MORE than what was called for in my backpack sprayer. I sprayed at the rate on where I needed items killed and one week later there was just SOME leaf curling. Nothing to write home about here. I need a product that kills like what they spray power lines and RR tracks with. None of this over priced product that the plants think is fertillizer.
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2 of 2 people found this review helpful
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Worthless
By Roy on 05/19/2022
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Doesn't work
By Tony on 04/28/2023
'I wound up using the whole bottle on just my 1/4 acre backyard alone over a week and you can't even tell .
Expert response:
We apologize you did not achieve the intended results. It may take repeat applications to get complete control of all weeds depending on the type and maturity. We would welcome the opportunity to troubleshoot the application to help get you the results you need. Please contact us at your earliest convenience!
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1 of 1 people found this review helpful
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Kills all weed
By Celina on 05/19/2023
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Killzall Weed Killer
By Marcus on 05/11/2024
I bought 2 jugs of this product. This product didn’t work as I expected. I followed the recommendations for the mixers and have to spray an area in my yard twice. On a different area I mixed a little more thinking it would do the trick but it did not work out as I expected.
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1 of 1 people found this review helpful
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Disappointed
By Tom on 06/10/2015
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Kills all weed & grass killer
By Leo on 07/08/2015
Works very slow and doesn't kill everything Disappointed
Expert response:
We are sorry that you are disappointed with the results of this product. You may need to adjust the dilution rate for tougher plants such as brush or woody plants. Also, herbicides will work more slowly on plants that are not actively growing and/or plants that are under stress from drought or heat. We are happy to discuss your treatment via email or via telephone at 866-581-7378 M-F 9a-5p EST.
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1 of 2 people found this review helpful
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Surprizingly dissatisfied
By Linda on 10/11/2015
First of all, trying to interpret the ratio of Killzall to use in a hose distributor bottle is so not clear. I guess they want you to buy a Killzall hose distributing bottle. I sprayed at least 7 days ago --we've had no rain-- and not one weed (they are located in a utility easement area) is dead. I upped the 5T of Killzall per gallon of water (cause the bottle is only quart size) and the weeds are happy as ever.
Expert response:
We apologize you had some issues using the Killzall. The Killzall label does have a specific mixing instructions graph that lets you know exactly how to use the product in different types of hose end sprayers (ones that you just add chemical to the small tank and the other type where you chemical and a certain amount of water to the small tank). They only list the ones they manufacturer because there are 100's of brands on the market and they all work a little differently. The hose end sprayer usually comes with instructions that explain how to use liquids in the sprayer. Is it possible your hose end sprayer was not properly calibrated? This could be the reason why you are not seeing the expected results. We would recommend using a hand pump sprayer or making sure you hose end sprayer is properly calibrated and spraying the weeds again. It is also important to note that Killzall will only work on actively growing weeds and should not be used directly after or directly before cutting or mowing as the plant will not absorb the product. You should give the product about 14 days to show results. Please let us know if we can be of further assistance. We are always happy to help!
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30 of 30 people found this review helpful
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round up is better
By David on 09/09/2016
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great to kill grass, weeds not so much
By Jessica on 07/12/2019
2 stars for killing grass.. lol living in arizona i dont have much of it.. but i do have WEEDS! and i wanted something that killzall.. i looked up my weeds then looked up my weeds on this site... this fit the bill... and sprayed june 20th sprayed the entire bottle in front and back yard.. and its july 12th and the grass is yellow and dead but the weeds just keep on growin!
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2 of 2 people found this review helpful
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Killzall Weed and Grass Killer - 41% Glyphosate Quart Review
By Ted on 05/17/2024
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Did not recieve this item
By Stacey on 09/19/2013
I never received the item ordered Aug 29th. After a couple of weeks I finally called them. They were SO nice and willing to help, they sent out another bottle asap and I received that one within a few days. Still would have liked to have had the product on time....really needed to kill weeds!
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1 of 3 people found this review helpful
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Killzall?
By Leonard on 06/08/2014
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Based on reviews
By Angelo on 06/15/2014
I have never used this product. I purchased it based on reviews here, I will let you know the results when I see it. Do not be concerned with the 3 star rating. I have to rate something. I am sure I will change it once I have seen the results
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1 of 16 people found this review helpful
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Killzall compared to Roundup
By Jay on 05/31/2017
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Killzall
By Jfarm on 07/08/2017
I bought this product from a local plant store and it seems to work good enough. I mixed a few ounces into my sprayer and within a few days I noticed some of the green brush turn brow. My only issue is that now I have to take up and acre of weeds that just killed and they didn't kill them down to the root. I didn't use soap, as it didn't specify this on the bottle, so I may re-spray. So of these reviews claim their yard turned to dirt, but I've got a whole yard full of brown weeds now. Not sure if I can just plant some wild flower seeds after using kill all, but I figure the dead stuff won't help when their a foot tall dead mess. Good product anyway, it seems to have killed most of the yard.
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4 of 6 people found this review helpful
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Its ok
By Chris on 05/18/2018
It works, but I had to do it twice. I mixed as listed on the label and it didn't work. I added more to the constancy of water then it worked. It did not kill the weed quickly, it took about a day or so for them to start dying.
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0 of 1 people found this review helpful
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KILLZALL
By John on 06/28/2018
it took a long time for it to work. i have applied two applications, one at 2% and then one at 5% it still has not killed all the weeds. it kills most things especialy grass like burmuda but takes two applications at 5% to kill monkey grass. location is N W FLORIDA. i need a large quantity of burmuda grass seed please contact me if you have any info at email below
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Confusing mixing instructions
By Leslie on 06/12/2020
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Killzall weed and grass killer
By Jesus on 05/17/2024
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OK product with a major ‘except for’
By Fred on 03/28/2025
One of the main reasons I bought this particular product was that it was cheaper than other products like it since the recommended amount per gallon was far smaller. Simply put the recommended amount per gallon is ineffective at killing weeds even with temperatures in the high 70s
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0 of 1 people found this review helpful
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Might have to adjust my expectations
By John on 05/16/2025
Roundup used to start killing in a couple hours and the next morning everything it touched was dead. This stuff is advertised as the original chemical but I am not sure. Yes it finally killed the weeds after a couple weeks but it took two applications and a doubling of the strength on the second application. It might have worked without the second application but after a week staring at green weeds I was just not feeling that it would.
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1 of 2 people found this review helpful
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Slow action
By Michael on 07/27/2026