How to Choose a Good Weed Killer for Zoysia Grass

Zoysia lawns are popular in the midwest and southern states. It’s a warm-season grass and wears relatively well and has some level of cold tolerance. Like all grasses, with no intervention, it’s prone to getting weeds but less so than some grass. A good weed killer can have your Zoysia grass looking great in no time. We’ll cover a few good options, as well as how to get the most out of your yard.

Luckily there are many products available that will kill weeds but won’t affect your Zoysia grass. Regularly applying a herbicide can help to keep weeds under control. Let’s look at which weed killer to use on Zoysia grass.

The Best Weed Killer for Zoysia Grass

How to Pick a Zoysia Weed Killer

Many great weed killers are available to kill weeds in your Zoysia lawn without affecting the grass itself. Here are two options that’ll knock the weeds right out:

Southern Ag Amine 2,4-D WEED KILLER

Best Weed Killer for Zoysia

Southern Ag Amine 2,4-D weed killer is great for use on large Zoysia lawns or areas such as golf courses, fence lines, and pastures. It kills broadleaf weeds without killing Zoysia grass or other varieties of grass.

This product is very easy to use; it comes in a container with a handle that can be easily carried. It also comes with an applicator nozzle that has low pressure and allows you to spray the product over your lawn and achieve even coverage.

You’ll need to mix the solution with water in the correct ratios and should always follow the instructions on the label. One bottle Southern Ag Amine weed killer has excellent coverage and works well for killing broadleaf weeds such as plantain, clover, dandelions, and chickweed. It’s best not to use this weed killer on vegetable crops as it is toxic to humans. Here’s more on how long it takes 2-4D to kill weeds.

  • Kills broadleaf weeds such as dandelions, chickweed, plantain, and clover.
  • Can be used on large lawns or areas such as pastures, golf courses, fence lines, ditches, cemeteries, parks, and school playing fields.
  • Safe for Zoysia grass
See on Amazon

Roundup for Lawns 1 Ready to Use – All-in-One Weed Killer

Weed Killer for Zoysia Lawn

Roundup for Lawns is a great all-purpose weed killer that can be used to kill broadleaf weeds growing in Zoysia grass. It comes with an extended wand that makes it very straightforward to spot-treat weeds. This product can be used to kill a wide variety of common weeds, including crabgrass, nutsedge, dandelion, and clover, without harming your lawn.

Roundup can be used on various grass types, including Kentucky bluegrass, fescue, Bermuda, Ryegrass, and buffalograss. The product is fast-acting and will begin to affect weeds immediately. It also becomes rainproof in just three hours.

  • It can be used to kill 250 common weed species
  • Doesn’t harm grass, suitable for use on Zoysia lawns.
See on Amazon

How to Kill Zoysia Grass: Weed Killer for Zoysia Grass

How to Get Rid of Weeds in a Zoysia Lawn

The other problem that homeowners have is that they are growing a different variety of grass, and Zoysia grass has started to invade their lawn. While some people don’t mind the presence of Zoysia grass on their lawns, others want to get rid of it. Zoysia grass can spread horizontally, so it’s best to pull out the grass or apply herbicide before it invades your lawn.

Zoysia grass can be challenging to remove by hand as it can be tricky to hold onto. It’s probably best to choose a good quality product to get rid of the Zoysia grass as a general weedkiller won’t be very effective.

Zoysia Care Guides

Here are some articles that can help you grow the best Zoysia lawn possible after using a weed killer.

  • The Best Time of Year to Plant Grass– The key to a great lawn is knowing when to lay down the grass seed.  This guide will help you get started!
  • Crossbow vs. Roundup– Both of these herbicides are very effective.  We didn’t recommend crossbow in this article, but it may be for you.  Check out the article for more info.


If you have a Zoysia grass lawn and want to get rid of broadleaf weeds the above products will help. Controlling weeds isn’t a problem as long as you choose the correct product. You can treat your lawn without damaging the grass.

Before you purchase a product, always read the instructions to find out exactly what it should be used for. Some products are designed to kill Zoysia grass in other lawns, while others will kill broadleaf weeds without affecting Zoysia grass.


Last update on 2024-05-23 / Affiliate links / Images from Amazon Product Advertising API