Top 10 Weed Killers: Spares the Good Stuff Eliminating the Bad

Whether you are a budding gardener or a veteran lawn-keeper, chances are you’ll need a weed killer (herbicide) sooner or later. There are many weed killers available online which serve different purposes and are of varying strengths.

While some weed killers are safe on all kinds of grasses, others aren’t. There are basically two types of weed killers, those that eliminate weeds selectively on direct contact and those that spread through the soil and kill weeds non-selectively.

In this article we review the top ten weed killers of both types that guarantee an infestation-free lawn.

Top 10 Weed Killers: For You to Get Rid of That Infestation

1. Ragan & Massey 016866 Glyphosate Concentrate Grass and Weed Killer

Ragan & Massey 016866 Glyphosate Concentrate Grass and Weed Killer

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This powerful non-selective weed killer by Ragan And Massey comes in a 16 oz packaging, which, when diluted will give you 10 gallons of ready-to-use spray. It promises visible results in 2 to 4 days and is good to use for driveways and walkways, along fences, around flower beds, and in fruit and vegetable gardens.

It kills almost all perennial and annual weeds, grasses, and other unwanted plants.It mixes easily with water, kills weeds to the root and leaves no residual activity. This means that you can replant treated areas in as little as one day, making it a great choice for landscaping, walkways, driveways, lawn renovation projects and vine control.

Key Points

  • Powerful, better than off-the-shelf diluted products
  • Fast acting
  • Kills to the root

What did actual customers have to say?

  • One customer says this product is awesome and does exactly what it says. They said it works amazingly well with wilting in 24 hours and about 95% kill in 7 days. They said the really tough weeds like Canadian thistle may need a second shot if it is not dead in 10 days, but adding a couple of drops of dish washing detergent & it did the trick.
  • Another customer gave the product a two thumbs up and said the weed killer works great when they made the mixture a little more concentrated than officially recommended. Weeds were gone within a week.
  • Another customer noted a marked difference in acting times between summers and winters. He said the weed killer acts faster in summers than in winters. Whereas in summers the weed killer acts within a few days, in winters (colder areas) it takes a couple of weeks.

2. Roundup Extended Control Weed and Grass Killer

Roundup Extended Control Weed and Grass Killer

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This dual-action weed killer formula kills existing weeds and prevents new ones from forming for up to four months. It also guarantees root-level killing of weeds and comes in a 16 oz concentrate jug. Manufacturer Roundup gives money-back guarantee on the product if results are not visible within 12 hours.

Key Points

  • Long-term solution, no recurrence of weeds for 4 months
  • Value for money
  • Money back guarantee

What did actual customers have to say?

  • One customer says their expectations were exceeded by the weed killer, they were able to see visible results within two days and the weeds did not grow back.
  • Another customer found that the application lasts fairly long, he said he would continue to buy the product for his 3 acre yard which several hundred trees and shrubs.
  • Another customer found the sprayer to be a little lacking and weak as the nozzle must be tended prior to use, which they found a little difficult.

3. Roundup Max Control 365 Concentrate

Roundup Max Control 365 Concentrate

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Max Control 365 weed killer and preventer is a concentrate that prevents recurrence of weeds for up to 12 months. It’s especially useful for crevices and hard-to-reach areas.

Manufacturer gives a money back guarantee on this boldly marketed product.

Key points

  • Long lasting, up to a year of weed-free lawn
  • Good for impossible nooks and crannies
  • Not available in New York (sorry!)

What did actual customers have to say?

  • One customer days the product does really last a whole year, applying once before spring starts.
  • Another customer said the weed killer worked even after rainfall and removed several kinds of weeds in her lawn.
  • Another user said worked like magic! They have since retreated their patio with the weed killer.

4. RM43 43-Percent Glyphosate Plus Weed Preventer

RM43 43-Percent Glyphosate Plus Weed Preventer

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Total Vegetation Control is a weed killer and weed preventer that can be used to prevent weeds from occurring for up to one year. It is applied to locations only where no vegetation growth is desired for up to one year. It is a combination of two herbicides and a surfactant. The 32 ounce packaging makes up to 5 gallons of spray.

Key Points

  • Really long lasting, up to one year
  • Slow acting, results may take weeks
  • Amazon’s Choice for “pre-emergent weed killer”.

What did actual customers have to say?

  • A customer who is a licensed pesticide/herbicide specialist tested the solution and compared this product favourably to others in the category.
  • Another customer says the product is a cheaper do-it-yourself alternative to hiring the professional services of a lawn company and does exactly what he wanted.
  • Another satisfied customer says the weed killer eliminated all seasonal weeds like crabgrass, purslane, oxalis etc. and did not see any regrowth after using.

5. Prodiamine 65 WDG Generic Barricade

Prodiamine 65 WDG Generic Barricade

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This generic weed killer kills a wide variety of weeds occurring in both spring and fall, making it ideal for year-round use. It also effectively controls Annual Bluegrass and does not leave stains. Safe for both centipede and St Augustine grasses, this weed killer does not need a surfactant to be added to it.

Key Points

  • Kills a wide variety of fall and spring weeds
  • No surfactant needed
  • Safe for St Augustine and centipede types of grasses

What did actual customers have to say?

  • A customer said she waited for two whole seasons before reviewing the positively on Amazon. She said it works 100% and recommended it for its cost and effectiveness.
  • Another customer said the product is a fantastic commercial quality herbicide. They did not notice the weeds returning after the application of this weed killer.
  • Another customer said they used it with a seed block to protect their lawn for 3/4th of the year.

6. Roundup Weed and Grass Killer Concentrate Plus

Roundup Weed and Grass Killer Concentrate Plus

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This weed killer by Roundup guarantees to kill even the toughest weeds and grasses. Apply using a tank sprayer and watch the pesky weeds terminated from your patio, walkway, driveway, gravel areas, mulch beds, and lawns etc. Within 30 minutes of application, the herbicide becomes impervious to rain and the manufacturer promises visible results within 12 hours.

Key Points

  • Eliminate toughest weeds from the root
  • Visible results in 12 hours
  • Add surfactant to prevent runoff

What did actual customers have to say?

  • One customer from Southeast Texas swears by this weed killer’s performance. He says it works everything he’s used it on for 20 years, even on bamboo, nut grass, and other types of weeds.
  • Another customer found the product to be an effective vegetation killer.
  • Another customer found the lid-as-a-measuring-cup to be really useful while diluting the concentrate.

7. Spectracide Weed & Feed 20-0-0

Spectracide Weed & Feed 20-0-0

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This ready-to-spray works with a dual-action formula to kill weeds while fertilizing your lawn with 20% nitrogen. It kills most major types of weeds including but not limited to dandelion, chickweed, knotweed, plantain, clover etc. It comes with a quickflip sprayer, allowing you to simply connect it to your hose and spray. It comes in a 32 ounce packaging which is good for up to 7,500 square feet of lawn.

Key Points

  • Dual action – Weed killer + fertilizer
  • Kills most type of weeds
  • Comes with quickflip sprayer

What did actual customers have to say?

  • One customer recommended the product for people with limited ability to do yard work, because of the unique nozzle.
  • Another customer was pleasantly surprised to see that his lawn looked 100% better within 9 days.
  • Another user who had already tried other brand-names products and was dissatisfied with the results found that this weed killer instead was the solution.

8. Southern Ag 2, 4 – D Amine Weed Killer

Southern Ag 2, 4 - D Amine Weed Killer

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This generic broad leaf weed killer doesn’t kill grass. It only kills broad leaf weeds

It boasts a low, economic use rate of mere 1 to 4 pints per acre. The manufacturer also provides discount for bulk orders.

Key Points

  • Economical use rate
  • Discount on bulk orders
  • Kills only broad leaf weeds

What did actual customers have to say?

  • One customer who rated the product highly said it is very concentrated, whereas other weed killers seemed diluted to him.
  • Another customer said it has three times the chemicals which are lethal to the weeds as compared to other products so it works.
  • Another customer from Texas praised the weed killer for its effectiveness.

9. Roundup 5109010 Weed and Grass Killer

Roundup 5109010 Weed and Grass Killer

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This ready-to-use formula kills the toughest of weeds with visible results within 3 hours. It comes with a battery-operated wand for easy application. The formula is well-suited for mulched beds, flower beds, tree rings, vegetable and fruit gardens etc.

Key Points

  • Fast acting, visible results in 3 hours
  • Ready-to-spray, no mixing required
  • Comes with easy-to-use application wand

What did actual customers have to say?

  • One customer found his half-acre backyard weed-free after applying one jug of this product.
  • Multiple customers found the easy application wand to be really helpful.
  • Another customer found the ready-to-use, no-mix formula to be more convenient than the concentrates.

10. Preen Extended Control Weed Preventer

Preen Extended Control Weed Preventer

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This weed killer prevents recurrence of weeds for up to six months after each application. The product acts on more than 600 varieties of weeds. The packaging comes with a flip-top cap for easy application. It’s ideal for use around established and transplanted plants. It should NOT be used on or around food-producing plants.

Key Points

  • Kills more than 600 varieties variety of weeds
  • Easy to use flip-top cap, just shake, tilt, and pour
  • Not available in New York

What did actual customers have to say?

  • One user said the flip-top cap dispenser is really easy to use. They said they have used Preen before and it did deliver on the three-month promise.
  • Another customer said it was one of the best purchases they ever made, it killed all weeds and freed them up for other projects.

Another customer said they’ve used the product for years, and are highly satisfied with the results.

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