Welcome to Lawn Authority
Lawn authority brings you quality services, professional and courteous personnel and outstanding results since 1981.
Elevating Lawns Since 1981
Your lawn is the first thing people notice, and it says a lot about you. Is it lush, green, and perfectly manicured? At Lawn Authority, we make sure it is.
We offer a full range of expert lawn care programs designed to keep your yard looking its absolute best. Let us help you create a healthy, vibrant lawn that makes a lasting impression. Invite us to help you achieve a spectacular emerald green turf that welcomes family, friends and neighbors to your home.
Lawn Authority Service Areas
- Wentzville
- O’Fallon
- St. Paul
- Dardenne Prairie
- Lake St. Louis
- St. Charles
- St. Peters
- Foristell
- Moscow Mills
Get Your Lawn and Garden Ready for Spring
Ensure a smooth start to the season with professional sprinkler system activation and inspection to prepare for lush grass all season.
Jumpstart growth with targeted fertilization, deep-core aeration, and overseeding for thicker, greener grass.
Jumpstart growth with targeted fertilization, deep-core aeration, and overseeding for thicker, greener grass.
Fast, Easy Lawn Care Quote Now!
Skip the wait and get an instant quote for professional lawn mowing, edging and trimming. No calls, no hassle. Serving Wentzville, MO and nearby communities with reliable, top-quality lawn care you can count on.
Precision Lawn Mowing
Keep grass at optimal height for strong, even growth and lush appearance.
Clean Edging
Create sharp, professional finish along sidewalks, driveways, and flower beds.
Detail Trimming
Give your lawn a polished look around fences, trees, and hard-to-reach spots.
Bite Back Against Mosquitoes and Enjoy Your Yard
Take back your outdoor space with effective mosquito control that protects your family and enhances your comfort all season long. Our targeted treatments reduce mosquito populations where they live and breed, so you can enjoy your lawn without the buzz and bites.
- Safer, more comfortable outdoor living
- Protection for kids, pets, and guests
- Treatments that target pests, not your plants
Lawn Authority Service Calendar
Our Services
Choose from individualized lawn services designed and performed by courteous and
professional turf specialists without the hefty fees of the large, national chains.
Lawn Authority Services
Lawn Care
Lawn Health
Irrigation & Drainiage
Landscaping
Pest Control
Winter Services
Lawn Authority Difference? Your community is our community. We work and live here. We know which seeds, fertilizers, irrigation solutions, cutting and trimming techniques work best in “Zone 5” – our area’s Plant Hardiness Zone as designated by the United States Department of Agriculture (USDA). For every season of your home … give your lawn the TLC it deserves from TLA—The Lawn Authority. The authority for lawn services & programs, fertilizer programs, and lawn irrigation systems. FREE Estimate or call 636-928-5296.
$50 Referral Program
We now offer a $50 Referral Credit for YOU and EACH customer you refer that signs up for one of our programs (in St. Charles County).
Our Customers Say It Best
There’s nothing more rewarding than hearing from happy customers, and we’re fortunate to receive their kind words often. Every note of thanks is a reminder that we’re staying true to our mission: delivering top-quality lawn care and home services at a fair price. From mowing and fertilization to irrigation, pest control, and outdoor lighting, our programs are thoughtfully tailored to meet the unique needs of homeowners like you. When you choose Lawn Authority, you can trust you’re getting the best in the business—and results that speak for themselves.
Talk is talk. We believe that proof is in the results.
We are pleased our customers agree. Here is what some of them have to say.