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By Lily Wright

March 6 2025

6 Minute(s) read

Watering guide for buffalo lawns

Picture this: you’re stepping out onto a lush, green buffalo lawn that’s soft underfoot and thriving in the Australian sun. But what’s the secret to keeping it looking this good? It’s all about mastering the art of watering. Whether you’re a seasoned green thumb or new to lawn care, understanding how, when, and how much to water buffalo grass is crucial for maintaining a vibrant and resilient lawn.

In this comprehensive guide, we’ll walk you through everything you need to know to keep your buffalo grass healthy, including seasonal tips, the best watering practices, and how to avoid common mistakes.

To make this guide even easier to follow, we’ve also created a video that showcases all our great tips. Watch now and learn how to get the healthy lawn you’ve always wanted. 

 

How often should you water buffalo grass?

Watering frequency is crucial to the health of your buffalo lawn, but it varies based on the season and environmental conditions. 

Key points to consider when establishing new lawn:

  • General Guidelines:
    In most regions, watering your buffalo lawn 2-3 times per week is ideal. However, during periods of heavy rainfall, you may only need to water once a week.

  • Signs of Underwatering:
    • Grass turns brown or becomes brittle
    • Soil appears dry or cracked
    • Buffalo grass wilts underfoot

 

Seasonal watering guide for buffalo grass

To ensure optimal growth, it’s important to adjust your watering schedule with the changing seasons.

Spring:

  • Start watering your lawn 2-3 times per week as temperatures warm up.
  • Aim for deep watering sessions to encourage strong root growth in early spring.

Summer:

  • How often to water buffalo grass in summer: Buffalo grass requires more frequent watering in summer, especially during heatwaves. Watering 3-4 times per week may be necessary during extremely hot days.

Autumn:

  • Gradually reduce watering as temperatures drop. Twice a week is usually sufficient during the cooler months.

Winter:

  • In winter, buffalo grass goes semi-dormant and requires less water. Once a week or even less may be adequate, depending on rainfall levels.

 

Sir Walter Buffalo, DNA Certified Lawn

 

How much water does buffalo grass need?

Buffalo grass, such as our Sir Walter variety, thrives on deep, infrequent watering. Providing too much or too little water can result in poor health, shallow root growth, or waterlogged soil.

Aim to water your lawn with about 10-15mm of water per session. This encourages deep root growth, which helps the grass become more drought-tolerant. Additionally, it is worthwhile conducting a water penetration test. To do this, place a container in your yard to measure how much water is being delivered by your sprinkler system. You should aim for the water level to reach 10-15mm during each session.

How long to water buffalo grass?

The duration of each watering session depends on several factors, including soil type, weather conditions, and the efficiency of your sprinkler system.

 

Watering time guidelines

  • For clay soils: Water for 20-30 minutes per session to allow for slow absorption.
  • For sandy soils: Water for shorter intervals, around 10-15 minutes, but increase the frequency to ensure moisture retention.

TIP: Perform a soil test to gauge how long it takes for water to reach the root zone. Watering for too long may cause runoff, wasting water and nutrients.

 

Watering buffalo grass during hot weather

Buffalo grass is drought-tolerant, but during particularly hot and dry periods, your lawn will need extra attention to stay green and healthy.

Key hot-weather tips:

  • Increase watering frequency during heatwaves, especially if you notice wilting or dry patches.
  • Water in the early morning or late evening to avoid evaporation.
  • Avoid shallow watering, which can lead to weak root systems. Ensure water penetrates deeply into the soil.

Best time of day to water buffalo grass

The time of day you water your lawn can significantly affect how much moisture it absorbs and how efficiently your water is used.

  • Early morning (before 9 AM): This is the best time to water buffalo grass, as cooler temperatures allow for deep penetration without evaporation.
  • Late afternoon (after 4 PM): If mornings are inconvenient, watering later in the day can still be effective, as long as the lawn has time to dry before nightfall to avoid fungal diseases.

 

Lawn watering demonstration

 

Watering mistakes to avoid 

Many homeowners unknowingly make watering mistakes that can harm their buffalo lawns. Here are a few common errors to avoid:

  • Overwatering: Frequent, shallow watering can cause weak root systems and increase the risk of lawn diseases.
  • Underwatering: Not providing enough water can cause buffalo grass to wilt and go dormant prematurely.
  • Watering at the wrong time of day: Watering during the hottest part of the day leads to evaporation and inefficient water usage.
  • Using inefficient sprinklers: Ensure your sprinkler system delivers an even spread of water across your lawn. Check for leaks and uneven distribution.

 

Understanding watering requirements based on season 

We recommend seasonal maintenance to ensure your Sir Walter turf remains healthy all year round. Follow this overall watering schedule, and your new lawn will stay looking its best—whether there’s extreme heat or complete cold. 

 

Season

Frequency

Watering time

Special tips 

Spring

2-3 times per week

15-20 minutes per session

Deep watering to establish strong roots

Summer

3-4 times per week (or more)

20-30 minutes per session

Early morning or late evening to avoid evaporation

Autumn

2 times per week

15-20 minutes per session

Adjust based on rainfall

Winter 

1-2 times per week (or less)

10-15 minutes per session

Only water when the soil is dry; monitor for overwatering

 

Final tips for maintaining a healthy buffalo lawn 

By following a consistent watering routine and adjusting based on seasonal needs, you can keep your buffalo turf healthy and vibrant.

  • Monitor your lawn for signs of drought stress or overwatering.
  • Consider investing in a smart irrigation system to automate your watering schedule.
  • Mulching can help retain soil moisture and reduce the frequency of watering.

 

Get more lawn watering tips from the team at Lilydale Instant Lawn 

A well-maintained watering schedule is the key to a thriving buffalo lawn. With proper care, your lawn will remain lush, green, and healthy throughout the year. If you need further advice or want to establish a new buffalo lawn, Lilydale Instant Lawn offers expert advice and top-quality turf to meet your needs.

Contact us today for all your Sir Walter Buffalo lawn care and maintenance needs.