Does Weed Killer Kill Zoysia Grass? (Best Usage)

Weeds have always been one of the problems many gardeners worry about with their appearance on Zoysia lawns.

They will attack Zoysia grass and inhibit its growth. At the same time, they will absorb many nutrients, and water and destroy the ecology of the lawn.

So many gardeners are always looking for ways to kill weeds. However, weeds and Zoysia grasses are still grass groups, so how to use effective herbicides without affecting Zoysia lawns.

Does weed killer kill Zoysia grass? Join us to learn a lot of information to choose from and find the most effective weed killer method.

Does Weed Killer Kill Zoysia Grass?

To answer this question, we first need to learn about the common weeds that grow in Zoysia lawns and how they work to choose the right method of killing.

What Types Of Grass Usually Grow In Zoysia Lawns?

Weeds are an integral part of your lawn care routine. Weeds and Zoysia grass both need abundant light, water, and nutrients to grow.

So, if you provide an ideal habitat for Zoysia grass, this also means that the weed will be favorable to grow. Amazingly, Zoysia grass is a grass that is relatively resistant to weeds.

does weed killer kill zoysia grass

Zoysia grass has strong vitality and creates a thick cover that makes it difficult for weeds to grow and spread. However, weeds will still appear scattered throughout your Zoysia lawn and destroy the landscape of the lawn.

In Zoysia lawns you can easily find broadleaf grasses and common weeds. Broadleaf weeds are broad, thick leaves that resemble dandelions.

The broad and thick-leaved varieties that are common in Zoysia lawns are dandelions and clover. Some potential pine weeds include chickweed, henbit, spurge, wild onion, and plantain.

In addition, you may also encounter some other common weeds such as nutsedge, crabgrass, goosegrass, and dallisgrass.

Should We Use Herbicides?

Usually, if the number of weeds is small, you can use manual methods such as pulling them up to clean the lawn. However, if the weed population is too large and spreading quickly, you may need to prompt the use of an herbicide.

You can use herbicides to kill weeds in Zoysia lawns, but you need to carefully read the information on the product.

Once you’ve identified the type of weed that’s showing up on your Zoysia lawn, you can start searching for the right products. However, it is important that you understand both selective and non-selective herbicides.

Selective herbicides are products that are researched to kill certain weeds with unique properties without harming your lawn. Some selective herbicides such as SpeedZone Broadleaf Herbicide for Turf or Drive XLR8.

Non-selective herbicides are herbicides that will kill any weeds in your garden. You can easily find non-selective herbicides like glyphosate.

Therefore, it is important that before using herbicides, you need to determine the right type of weed to kill to choose the right product.

You must follow the instructions on how to use, how much, how often to use and the precautions to avoid destroying the Zoysia weed.

How To Protect The Zoysia Lawn From Weeds?

A healthy Zoysia lawn is one that is resistant to weed invasion. So regular Zoysia lawn care and maintenance is an effective way to fight weeds.

This includes a variety of tasks such as watering, fertilizing, aerating, checking for soil moisture, and regular pruning. You should regularly prune your Zoysia lawn at the right time and to a height of 0.5 to 2 inches.

Sowing Zoysia grass seeds will reduce the possibility of weed invasion than if you put existing lawns in the garden. Weed sprouts can attack and spread quickly.

In addition, shade can also cause Zoysia grass to grow poorly due to a lack of light for photosynthesis and creating sparse areas. Therefore, weeds can take advantage of these gaps to grow rapidly.

Therefore, you need to check the shade and regularly remove the weeds to prevent them from spreading to other areas. In addition, fertilizing is also a method to help reduce weeds quickly.

Regular fertilization at the right time and right dose will help Zoysia grass grow quickly. They will create a thick layer of mulch and prevent weed growth.

In addition, before sowing seeds, you need to improve the soil and treat weeds with herbicides to prevent weed sprouts from growing when conditions are favorable.

You can use a pre-sprout herbicide in spring and fall to discourage fall and winter weeds. Herbicides that kill weed sprouts before they grow are an effective way to prevent weed growth.

Read more: Is Mushroom In Zoysia Grass Good Or Bad?


Weeds can grow everywhere and attack your Zoysia lawn making it ugly and disrupting the ecosystem. This is completely normal and part of your Zoysia lawn care routine.

You can use herbicides to kill weeds, but it is important to identify the right weeds and choose the right products. Besides, you need to distinguish between selective and non-selective herbicides.

Make sure that you will use the correct herbicide and follow the directions for dosage, application, and frequency of application.

You should know that Zoysia grass is also a weed so if you choose the wrong herbicide they will also be killed.

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