Last Updated On:
March 28, 2026
In a place like Louisiana, proper lawn mowing height is a matter of survival for your grass. Between heavy humidity, intense summer heat, and frequent rain, your lawn is constantly under pressure.
Lawns in Louisiana are made up of warm-season grasses, which thrive when cut to a lower height. However, each grass type has a sweet spot where it performs best, balancing a clean look with the ability to handle heat and moisture. Keep reading to learn the ideal mowing height for your lawn.
Bermudagrass thrives in Louisiana’s heat and sun, and it responds extremely well to shorter mowing heights. Depending on your equipment, it can be kept between 0.5 and 2 inches.
This grass spreads aggressively through both above- and below-ground growth, which means frequent mowing actually encourages it to thicken up. However, it does require consistency, as letting it grow too tall before cutting it back can lead to scalping and an uneven lawn.
Proper mowing height helps Bermudagrass:
Zoysiagrass offers a refined appearance with a dense growth pattern, making it a popular choice for homeowners who want a polished lawn. In Louisiana, it generally performs best between 1.5 and 2.5 inches, though some varieties may prefer slightly higher cuts.
Zoysia grows more slowly than Bermuda, which means mowing doesn’t need to be as frequent, but precision matters. Cutting it too high can lead to buildup, while cutting it too low can cause thinning.
Maintaining the right height allows Zoysiagrass to:
St. Augustinegrass is one of the most common lawn types across Louisiana, known for its wide blades and ability to thrive in humid climates. Unlike finer grasses, this one does not respond well to close mowing. It performs best when kept between 2.4 and 3 inches tall.
Because St. Augustine spreads through above-ground runners, it relies heavily on its leaf surface to produce energy. Cutting it too short reduces its ability to recover from stress and can leave it vulnerable to disease, especially in damp conditions.
Keeping it slightly taller helps:
Centipedegrass is often called the low-maintenance option, but mowing height still plays a big role in its success. This grass prefers a range of 1 to 1.5 inches, making it shorter than St. Augustine but not ultra-low like Bermuda.
One of the biggest mistakes homeowners make is mowing centipedegrass too frequently or too short. It grows slowly, and aggressive mowing can weaken it over time.
When maintained correctly, centipedegrass will:
Carpetgrass is often found in areas where other grasses struggle, especially in low-lying or poorly drained soils common throughout Louisiana. It performs best when maintained between 1.5 and 2 inches.
This grass isn’t known for a pristine, manicured look, but it provides reliable ground coverage in challenging conditions. Mowing too high can make it look uneven, while mowing too low can expose bare spots.
When cut at the right height, carpetgrass will:
In Louisiana’s climate, mowing height directly impacts how your lawn handles stress. Taller grass blades help shade the soil, keeping temperatures lower and reducing moisture loss. At the same time, mowing too high or too low can create its own set of problems depending on the grass type.
Be sure to contact the expert landscapers here at Brothers to take care of all your lawn mowing needs in Lafayette!
Q: What’s the biggest mistake homeowners make when mowing?
A: Cutting too short. It weakens the grass, exposes the soil, and makes the lawn more vulnerable to weeds and disease.
Q: Should I change my mowing height during summer?
A: Yes. Slightly raising your mowing height during peak heat helps protect roots and retain moisture.
Q: How often should I mow in Louisiana?
A: During the growing season, most lawns need mowing every 5–7 days due to rapid growth from heat and rain.
Q: Does mowing height affect lawn diseases?
A: Absolutely. Grass that’s too short is more prone to stress and infection, especially in humid climates.
Q: Can I mow different grass types at the same height?
A: Not ideally. Each grass type has different growth habits, so adjusting height for your specific lawn produces better results.
Q: What’s the one-third rule?
A: Never remove more than one-third of the grass blade in a single mow. Cutting too much at once can shock the lawn and slow recovery.
If you are looking for a reliable lawn care company in Lafayette & Baton Rouge, then look no further. Brothers Lawn Service & Landscaping is your full-service lawn care expert and we promise a 100% satisfaction guaranteed! We ensure the quality of our service by providing personal attention to each and every lawn.