The water requirements for grass can vary depending on various factors such as grass type, climate, soil conditions, and overall lawn health. As a general guideline, most lawns require about 1 inch of water per week, including rainfall. However, during hot and dry summer conditions, it may be necessary to increase watering frequency to keep the grass adequately hydrated.
Instead of watering grass daily, it is generally recommended to water deeply but infrequently. This encourages the grass roots to grow deeper, promoting a healthier and more drought-resistant lawn. Watering deeply means applying enough water to penetrate the soil to a depth of 6 to 8 inches.
To determine the appropriate watering schedule for your lawn, you can perform a simple test. Place empty containers like empty tuna cans or rain gauges on your lawn, evenly distributed. Turn on the sprinklers and measure the time it takes for the cans to collect 1 inch of water. This will give you an idea of how long you need to water to achieve the desired amount. Divide this duration into multiple watering sessions per week to avoid runoff and ensure proper absorption.
It's important to note that these are general guidelines, and the specific needs of your grass may vary. Factors such as soil type, grass species, local climate, and recent rainfall should be taken into consideration when determining your watering schedule. Consulting with a local lawn care professional or contacting your local cooperative extension service can provide more specific recommendations based on your location and grass type.