How to Keep Your Lawn Green Without Sky-High Twin Cities Water Bills
Summer in the Twin Cities brings beautiful weather and plenty of time outdoors. But as the temperatures climb into the 80s and 90s, keeping that classic, lush green Minnesota lawn can take a serious toll on your wallet when the municipal water bill arrives.
Fortunately, maintaining a healthy, resilient yard doesn’t mean you have to leave your sprinklers running 24/7. In fact, overwatering is one of the most common mistakes homeowners make. With a few strategic adjustments to your lawn care routine, you can conserve water, save money, and still enjoy a vibrant yard all summer long.
Here is how to keep your Twin Cities lawn green without breaking the bank.
1. Water Deeply, Not Daily
The secret to a drought-resilient lawn is deep, strong roots. If you water your lawn for a few minutes every single day, the roots will stay shallow, making the grass highly dependent on constant moisture and vulnerable to the hot mid-summer sun.
Instead, aim to water your lawn deeply and infrequently. Minnesota’s cool-season grasses (like Kentucky Bluegrass and Fescue) generally need about 1 to 1.5 inches of water per week, including rainfall. By delivering this water in just one or two long soaking sessions a week, you encourage the roots to drive deep into the soil to find moisture, creating a stronger, more self-sufficient lawn.
2. Time Your Watering Perfectly
When you water is just as important as how much you water. The absolute best time to run your sprinklers in the Twin Cities is early in the morning—ideally between 4:00 AM and 8:00 AM.
Watering during the heat of the afternoon is highly inefficient; a huge percentage of the water will simply evaporate into the humid summer air before it ever reaches the roots. On the flip side, watering in the late evening leaves your grass wet overnight, creating a breeding ground for lawn fungus and disease. Early morning watering ensures the soil absorbs the moisture, and the rising sun dries the grass blades off.
3. Raise Your Mower Blade
One of the easiest ways to save water requires no watering at all: just adjust your lawnmower. During the hot summer months, raise your mower blade to cut the grass at a height of about 3 to 4 inches.
Taller grass blades cast longer shadows, which shades the soil underneath. This shade drastically reduces water evaporation from the soil and prevents weed seeds (like crabgrass) from getting the sunlight they need to germinate. Plus, taller grass naturally supports a deeper root system.
4. Aerate Your Lawn
If the soil in your yard is heavily compacted, or if you have a thick layer of thatch, water won't be able to penetrate the surface. Instead of soaking down to the roots where it's needed, expensive water will just run off into the street or pool in low spots.
Core aeration removes small plugs of soil from your lawn, instantly allowing water, oxygen, and fertilizer to reach the root zone. Regular aeration and dethatching are essential for maximizing the efficiency of every drop of water you put on your lawn.
5. Upgrade to Smart Irrigation
If you are still relying on an outdated sprinkler timer, you are likely wasting hundreds of gallons of water every season. Upgrading to a smart irrigation controller allows your system to automatically adjust watering schedules based on real-time local weather data, pausing the sprinklers if rain is in the forecast or if the soil is already adequately moist.
Additionally, having a professional inspect your system for hidden leaks, broken sprinkler heads, and poor coverage zones will ensure you aren't literally watering your money down the drain.
Need Help Managing Your Minnesota Lawn?
At Monson Lawn and Landscaping, we know exactly what it takes to keep Twin Cities lawns thriving through our unique summer climate. From professional irrigation service and installation to routine mowing, aeration, and fertilizer treatments, we are here to take the guesswork out of your yard work.
Want to optimize your lawn's health this season? Contact us today to get a quote on our residential or commercial lawn care services!