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Post-Emergent Herbicides for Zoysia Lawns

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BES-TEX Best Management Practices · Weed Control

Post-Emergent Herbicides for Zoysia Lawns

For Zoysia lawns only · Broadleaf weeds you can see now

BMP Zoysia

You’ve used the broadleaf weed ID guide to identify the weed in your Zoysia lawn (including its germination and seed timing), and you’ve confirmed it’s visible now.

Here’s how to treat it.

Always read and follow the product label. The label is your trusted source for rates and directions.
Also see our Bermuda guide. A fescue guide is coming soon.

Section 1

Broadleaf Weeds in Zoysia

8 Steps to Better Broadleaf Control

1

Selective vs. Non-Selective

Selective herbicides kill broadleaf weeds and leave your Zoysia alone.

Non-selective herbicides kill everything they touch, including your grass.

For broadleaf weeds in Zoysia, you want a selective herbicide.
2

Mode of Action

Mode of action is how the chemical moves through the plant.

Mode of action depends on what herbicide we use.
3

Treat Weeds While They’re Young

Spray weeds while they are young and tender, not after they are mature. Young weeds are much easier to control.

4

Mixing a One-Gallon Sprayer

  1. Add a half gallon of fresh, good-quality water first.
  2. Add the exact herbicide dose listed on the label.
  3. Put the lid on and shake well.
  4. Add the remaining water.
5

Always Add a Surfactant

A surfactant breaks the surface tension of water. That lets the spray spread out across the leaf instead of beading up and rolling off.

6

Spraying Technique

Hold the wand 12 to 18 inches off the ground and aim for about an 8-inch, dinner-plate-sized spray pattern.

See a stream? It’s too heavy. Even a selective herbicide can discolor or hurt Zoysia when it’s applied too heavily.
7

Spray in the Morning

Spray in the morning, not the afternoon. At dawn the plant is drinking from its roots, which helps pull the herbicide into the plant.

8

Don’t Mow Right Before Spraying

Mow Saturday, spray Wednesday.

The goal is maximum leaf tissue on the plant, and keeping the herbicide on the plant as long as possible before the next mow.

Then return to your regular MWF (Mow, Water, Feed) routine and mow again.

Mow Zoysia at 2–3 inches.

Mowing is the single most important part of MWF, always with a very sharp blade.

[PLACEHOLDER: Zoysia-specific differences / grassy weeds, Monte to provide]

Need Help With Your Weeds?

Stop by BES-TEX or give us a call. We’re glad to help you pick the right product and get it on right.

Call 325.653.1300
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BES-TEX Supply, LLC

4512 Adobe Dr., San Angelo, TX 76903 · 325.653.1300