How Often Should You REALLY Water Bermuda Grass?

Aaron Huskey
3 days ago
6 min read

Introduction

If you've ever stood in your yard wondering...

"Am I watering my Bermuda grass enough?"

You're not alone.

It's one of the most common questions we hear from homeowners across Oklahoma City, Edmond, Guthrie, Cashion, and Crescent every summer.

Healthy Bermuda grass being watered during an Oklahoma summer morning

Many people assume the answer is simply watering more often.

But in reality, how you water matters far more than how often you water.

In fact, watering your lawn every day can actually create a weaker lawn with shallow roots that struggle once Oklahoma's summer heat arrives.

In this guide, you'll learn how Bermuda grass actually wants to be watered, how much water it needs each week, the best time of day to water, and how to tell if your lawn is getting enough moisture.

1. Bermuda Grass Needs Deep Watering—Not Daily Watering

For most Bermuda lawns, the goal is approximately 1 to 1.5 inches of water per week,

including rainfall.

The important part isn't just the amount.

It's how the water reaches the soil.

Many homeowners water lightly every day.

That keeps the surface damp...

…but the roots stay close to the top of the soil.

Shallow roots dry out quickly during Oklahoma's intense summer afternoons.

Instead, Bermuda performs much better when watered deeply and less frequently.

Deep watering encourages roots to grow farther into the soil, helping the lawn:

Handle drought better
Stay greener during hot weather
Recover faster from stress
Build a stronger root system

Think of watering like training the roots.

If moisture is always sitting near the surface, the roots have no reason to grow deeper.

2. How to Tell If You're Actually Watering Enough

One of the easiest ways to measure watering is with the tuna can test.

Place several empty tuna cans—or other small, straight-sided containers—around your lawn while your sprinklers run.

Measure how long it takes to collect about ½ inch of water.

Since every irrigation system and sprinkler setup is different, this gives you a much more

accurate watering time than simply guessing.

Of course, most homeowners aren't measuring water every week.

Fortunately, your lawn gives you several clues.

Try the Screwdriver Test

After watering, push a screwdriver into the soil.

If it only penetrates an inch or two before hitting hard, dry ground, the water probably isn't soaking deep enough.

If it slides several inches into the soil fairly easily, moisture is likely reaching the root zone.

Feel the Soil

Pull back the grass and touch the soil beneath the surface.

Sometimes the top layer feels damp while the soil underneath remains completely dry.

That's usually a sign you're watering too lightly.

Watch Your Trouble Spots

Certain parts of your lawn almost always dry out first:

Along driveways
Next to sidewalks
Full-sun areas
Slopes
Near reflective concrete

If those sections consistently struggle while the rest of the lawn looks healthy, your watering coverage—or watering depth—may need adjustment.

And remember...

Rain counts too.

A quick summer shower usually doesn't contribute much moisture.

But a slow soaking rain may provide most—or even all—of your watering needs for the week.

3. The Best Time of Day to Water Bermuda

Grass

Another common mistake is watering during the hottest part of the day.

When temperatures climb into the upper 90s and 100s—which happens frequently throughout Central Oklahoma—a significant amount of water evaporates before it can soak into the soil.

The best time to water is:

✅ Early morning

Watering early allows moisture to soak into the ground before heat and wind increase

evaporation.

It also gives grass blades time to dry during the day, reducing the risk of fungal diseases.

Here's a simple guideline:

Early morning: Best
Midday: Least efficient
Evening: Acceptable occasionally, but not ideal long-term

If you've ever watered in the afternoon only to feel like the lawn looked dry again a few hours later...

that's usually evaporation—not because the grass "used" all the water.

4. How Long Should You Water?

This is probably the question we hear most often.

Unfortunately, there's no single answer because sprinkler systems, water pressure, soil type, and sprinkler heads all vary.

However, for many Bermuda lawns during Oklahoma summers, a good starting point is:

30–45 minutes per irrigation zone every 3–5 days.

Then adjust based on:

Rainfall
Temperature
Soil conditions
Sun exposure
How your lawn responds

Signs your watering schedule is working include:

Soil staying moist several inches deep
Healthy green color
Grass bouncing back after being walked on

If your lawn begins turning bluish-gray, footprints remain visible, or areas near sidewalks dry first, it's usually time to increase watering.

If you're watering deeply but parts of your lawn still dry out quickly, the problem may not be your watering schedule—it could be your soil. Compacted soil often prevents water from reaching the root zone, causing water to run off instead of soaking in. We explain why this happens—and how to improve it—in our guide, Soil Conditioner for Lawns in Oklahoma: Why Summer Water Runs Off Instead of Soaking In.

5. Irrigation Systems vs. Manual Watering

An automatic irrigation system certainly makes watering easier.

But one of the biggest mistakes homeowners make is setting the timer once and never

changing it.

Every irrigation zone waters differently.

Some receive excellent coverage.

Others may barely receive enough moisture.

Take time to periodically check:

Sprinkler head alignment
Coverage overlap
Broken or clogged heads
Overspray onto sidewalks or driveways

Water hitting concrete isn't helping your lawn.

It's simply wasted.

If you manually water with hoses and portable sprinklers, you can absolutely maintain a healthy Bermuda lawn.

The key is patience.

Rather than lightly watering the entire yard for 15 or 20 minutes, water one section deeply before moving to the next.

Deep watering always beats shallow daily watering.

6. Signs Your Bermuda Grass Needs Water

Your lawn usually tells you when it's thirsty—if you know what to watch for.

Some of the earliest warning signs include:

Bluish-gray color
Footprints remaining after walking
Grass blades folding or curling
Thin appearance
Dry spots near sidewalks or driveways

One thing that confuses homeowners is seeing only one section of the lawn become stressed.

That's usually because different parts of your yard lose moisture at different rates.

Areas exposed to afternoon sun or surrounded by concrete often dry much faster than shaded portions of the lawn.

Also remember...

During the hottest part of the afternoon, Bermuda may temporarily look stressed even when the soil still contains adequate moisture.

Instead of reacting immediately, observe how the lawn looks again the following morning.

If you've increased your watering but your lawn still looks stressed, don't assume the heat is the only culprit. Summer lawn insects can damage roots and create symptoms that look very similar to drought stress. Learn what to watch for in our guide, Total Lawn Insect Treatment in Oklahoma: Why Summer Bugs Can Damage Your Lawn Fast.

Final Thoughts

The biggest takeaway is simple:

Bermuda grass doesn't need constant watering—it needs deep watering.

For most Oklahoma lawns, that means aiming for 1 to 1.5 inches of water each week, applied in deeper watering sessions instead of quick daily sprinklings.

When homeowners water deeply, adjust for rainfall, and watch how their lawn responds, they encourage stronger roots that help Bermuda handle Oklahoma's challenging summer heat.

Proper watering is one of the biggest factors in building a thick, healthy Bermuda lawn. And a dense lawn naturally competes better against weeds, making it harder for new weeds to take hold. If you're still battling weeds even with regular treatments, check out our guide, Why Your Lawn STILL Gets Weeds (Even After You Spray).

At Huskey Turf Solutions, we help homeowners throughout Oklahoma City, Edmond,

Guthrie, Cashion, and Crescent build healthier Bermuda lawns with season-long weed control and fertilization programs designed specifically for Oklahoma's climate.

A healthy lawn isn't built on watering alone—but proper watering makes every treatment work better.

If you'd like help keeping your Bermuda lawn healthy all season long, learn more about our Weed Control & Fertilization Program or give us a call at 405-760-0107.

Frequently Asked Questions

How often should I water Bermuda grass?

Most Bermuda lawns do best with about 1 to 1.5 inches of water per week, applied in deeper watering sessions every 3–5 days, depending on weather and rainfall.

Is it better to water Bermuda grass every day?

No. Daily shallow watering encourages shallow roots. Deep, less frequent watering promotes stronger roots and a healthier lawn.

What's the best time of day to water Bermuda grass?

Early morning is the most efficient time because less water evaporates, and the grass has time to dry before evening.

How can I tell if my lawn needs more water?

Look for bluish-gray color, footprints that remain after walking, curling grass blades, or dry areas near sidewalks and driveways.

Should I water after it rains?

It depends on how much rain fell. A slow soaking rain may provide enough moisture for several days, while a brief shower often contributes very little