Smart watering tips to keep your lawn green, healthy, and stress-free year-round
Quick Answer:
Water your lawn early in the morning, aiming for about ½ inch of water twice a week. Adjust based on rainfall, soil type, and your lawn’s appearance—grass that’s dull, curled, or shows footprints is likely thirsty.
Why Watering Matters
Proper watering is one of the most important steps in maintaining a healthy lawn, especially in the Southeast where long summers and dry spells are common. Whether you’re caring for newly laid sod or maintaining an established yard, understanding how and when to water can mean the difference between a patchy lawn and a lush green oasis.
How Often Should You Water Your Lawn?
A general rule of thumb is to water twice per week, applying around ½ inch of water each time, including rainfall. But your lawn will let you know when it needs more:
Signs of Thirsty Grass:
- Dull blue-green color
- Curling or folding blades
- Footprints remain visible after walking
🌿 Tip: If you see these signs, don’t wait—go ahead and water that area, even if it’s off schedule.
Water Deep, Not Often
Keep in mind that deeper, less frequent watering results in deeper roots and makes more nutrients and water available for your grass to grow and thrive. Since soil dries from the surface down, grass with deeper roots is more drought resistant. Deeper watering also helps deter many weeds, especially crabgrass.
To encourage deeper roots, the University of Georgia (UGA) Extension Service recommends soaking your lawn to a depth of six to eight inches. The amount of water needed to reach six to eight inches will depend on the output of your sprinkler, as well as the type of soil in your yard. Sandy soil may reach that depth with only a half inch of water, whereas a clay yard may need as much as 1.75 inches.
Soil Considerations:
- Sandy soil may need less water but more frequent sessions.
- Clay soil absorbs slowly and may need intermittent watering to avoid runoff.
How to Test Moisture Depth in Your Yard
To test the depth of moisture in your yard, push a spade or stake into the ground two to four hours after watering, and measure how far down the soil is moist. Generally the spade will move more easily in damp soil, so you’ll likely feel when you hit dry dirt. If the earth is dry less than six inches down, increase the watering time.
Watch for Overwatering
Too much water can be just as harmful as too little. Overwatering can:
- Encourage shallow roots
- Invite fungus and root rot
- Waste water and increase utility bills
💧 Use a rain gauge or moisture sensor to prevent unnecessary watering, especially if you have an automated system. Shady areas, in particular, hold moisture longer and often need less water.
Best Time of Day to Water
Water your lawn early in the morning—ideally before sunrise.
This helps reduce water loss from evaporation and supports healthy grass growth. Studies show that watering while dew is still on the grass helps prevent lawn diseases. According to the UGA Extension Service, 50 percent more water is lost to evaporation from wind and heat when watering midday.
💡 Pro Tip: Sunrise times change throughout the year, so update your irrigation timer every few weeks.
Watering New Sod
If you’ve recently installed new sod, your watering schedule should look a little different.
For New Sod:
- Begin watering immediately after installation, even as you lay each pallet.
- In hot weather, water twice daily—once in the morning and again in the evening.
- After 2–3 weeks, when the roots are established, you can transition to a regular watering schedule.
📘 For more details, see our New Sod Installation Guide.
How Your Lawn Environment Affects Watering
Several factors impact how much and how often your lawn needs water:
- Grass type: Some grasses, like zoysia, need more frequent watering than drought-tolerant varieties like TifTuf® Bermuda, which uses up to 38% less water than other Bermudas.
- Sun exposure: Full-sun areas dry out faster than shaded ones.
- Soil composition: Sandy soils drain faster; clay soils hold water longer.
- Fertilizer & thatch: Heavily fertilized lawns or those with thick thatch may require more water to stay healthy.
If you’re unsure of your lawn’s specific needs, consult one of our Certified Turfgrass Professionals for personalized advice.
Watering Wisely = Saving Money
Watering efficiently not only benefits your lawn but also your wallet—especially during hot Georgia summers when water usage spikes. A smart watering plan helps reduce waste and keeps your lawn beautiful while preparing you for possible watering restrictions during dry spells.
Frequently Asked Questions
Q: How often should I water my lawn?
Twice per week is typically sufficient, applying about ½ inch of water each time. Monitor your grass and adjust based on weather and soil type.
Q: Is it better to water in the morning or evening?
Morning is best—ideally before sunrise. Watering in the evening can increase the risk of lawn diseases.
Q: How do I know if I’m overwatering my lawn?
Signs include persistent soggy areas, yellowing grass, and signs of fungus. Use a rain gauge or soil sensor to track moisture.
Q: How much water does new sod need?
New sod requires deep soaking 1–2 times daily for the first few weeks, depending on weather conditions.
Q: Which sod variety needs the least water?
TifTuf® Bermuda is highly drought-tolerant and requires significantly less water than other varieties.
Need More Help?
Our Certified Turfgrass Professionals are here to answer your questions and help you create a watering schedule tailored to your lawn and sod variety.
📞 Call us at 770.832.8608 or email info@NGTurf.com
