Try these 7 Best Weed Killer That Doesn’t Kill Grass

1. Compare-N-Save Weed Killer

Overview

This product is excellent for large areas which contain a large number of weeds. It contains glyphosate, which makes it highly effective. It inhibits plant enzymes that are necessary for grass or plant nourishment. Perennial weeds can be killed easily with this product, and their recurrence will not be a problem. A very potent weed killer, and you must follow all instructions carefully and thoroughly to get the best results.

You can use about one gallon of this herbicide for approximately 25000 square feet. Dilute one gallon of the concentrate to produce about 85 gallons of liquid. If you need faster results, you can make it a bit stronger by mixing a little more quantity of the N-save weed killer. It is perfect for large areas or hard surfaces like driveways, where you need to clear weeds completely. Its high solubility can be sprayed easily, and there are no residual effects on soil and plants. 

Pros

Cons

Stubborn weeds don’t have a chance with this potent herbicide containing glyphosate. It is highly soluble and works effectively on weed removal.

2. Roundup Weed & Grass Killer Concentrate Plus

Overview

This product comes from a reputed brand which has a range of effective weed killers. It contains 18 percent glyphosate and another active ingredient called Diquat. This is a potent mix and is a competent contact and systematic herbicide. It will kill the weeds quickly on the surface and also reach the root system preventing the roots from growing and spreading to surrounding areas.

After spraying, within 12 hours, you will notice the start of weed decay and death will occur within a couple of weeks. The FastAct technology of the product makes it super fast and highly effective. It comes in a concentrated form, and you will need to mix it with water in the required proportion. About 16 oz can make up to 10 gallons of spray. This herbicide becomes rainproof just after 30 minutes of spraying.

Pros

Cons

This is a fast-acting herbicide with two active ingredients. Works on the weed on the surface and on its root system to eradicate it completely.

3. Southern Ag Amine 24-D Weed Killer

Overview

This weed killer is one of the best selective types of herbicide. The product will attack weeds like broadleaf, poison ivy, chickweed, etc. selectively and kill them. As it is a selective herbicide, it will not harm the grass and will only kill the weeds. You can mix about 2 to 3 tablespoons of this concentrate with approximately 4 to 5 gallons of water.

In all, you can cover about 20000 square feet area. If you find that the weeds are too stubborn and don’t die after the first application, you can use less water to make the liquid more potent. You can use this product in lawns, pastures, etc. wherever you have grass growing, which you don’t want to be damaged. It is best to apply this as a low-pressure spray for more effect.

Pros

Cons

This herbicide does a great job of only killing weeds without harming the grass on your lawn. It is very effective, and even with a little quantity, you get good coverage.

4. Spectracide Weed & Grass Killer Concentrate

Overview

If you face weed infestation on a large scale and in a large area, you must use this product. Weeds absorb the herbicide through their leaves, and it reaches the deepest roots. This product comes in a 3.78-liter pack, and there is no need to add water to it when dealing with stubborn weeds. Otherwise, you can add water to the required proportion. You get rapid destruction after using this product within a few hours. It is beneficial for fast-growing weeds like dandelions, ivy, etc.

You must be careful while using it because it is non-selective and can kill plants and grass, which you don’t want to. This is a problem during windy conditions when the herbicide can spread to other areas. It is beneficial in small spaces like walkways, driveways, etc. 

Pros

Cons

This herbicide is a ready-to-use weed killer with no strong chemical smells. Rainfall or watering after 15 minutes of its application will not take away its effectiveness.

5. PBI/Gordon 652400 Speed Zone Lawn Weed Killer

Overview

This product comes in a small pack but is exceptionally useful in large areas. This herbicide can cover large areas between 12000 and 18000 square feet. 3 tablespoons of this liquid concentrate per gallon of water will be enough. However, if you are struggling with stubborn weeds, you may change the ratio to make it stronger and repeat the application after a couple of days.

Depending on the weed density, you may have to apply more than a few times. It acts quickly, and you can see the result in a day or two. This is a cold-weather herbicide. The standard application of this weed killer will only affect the plant's leaves and not affect the soil. It is possible to reseed and replant in the area in about two weeks.

Pros

Cons

This effective and fast-acting herbicide will get rid of even the most stubborn weeds in your garden. It acts on the weeds but will not affect the soil, and you can reseed within 2 weeks.

6. Ortho GroundClear Vegetation Killer Concentrate

Overview

This is a non-selective herbicide and is highly effective at killing weeds of all kinds. An all-rounder product takes care of both pre-emergent and post-emergent weeds equally well. Once you apply the chemical, very soon, you will notice the shrinking and wilting of leaves. Moreover, the liquid also reaches the root system, and this ensures that the complete weed plant dies, and there is no way it can again sprout.

Once killed, the weeds will not grow in the treated area for up to 12 months or maybe even more. If there is continuous heavy rainfall, then it is recommended that you apply the herbicide once in 6 months. A 2-gallon pack is enough for an area of approximately 600 square feet. The two active ingredients in this product are glyphosate and imazapyr.

Pros

Cons

Ortho GroundClear is an effective weed killer and will clear the ground for you to plant what you want to. It works as both a weed killer and a weed preventer.

7. Scotts Halts Crabgrass & Grassy Weed Preventer

Overview

This herbicide is a bit different from the products listed here. It targets pre-emergent weeds and does its job very efficiently. When you apply this weed killer, it will not kill any grass or flowers already established in your garden but stop weeds from sprouting. It can stop stubborn weeds like henbit, chickweed, crabgrass, etc. in their pre-emergent state.

You can get this product in different sized packs, covering areas starting from 5000 to 15000 square feet. You will need to apply the product twice a year with a gap of at least 3 months between two applications. It is an all-weather herbicide, and you can use it spring, fall, or winter. This is a potent herbicide, and it comes as a granular, no-mix product. It is entirely hassle-free to apply it.

Pros

Cons

This herbicide is very easy to handle, as it is dry and granular. It is very potent, and for its price, it is worth it. You can use it in any season, and it is equally effective all year round.