Lawn Authority

Lawn Authority Serving St. Charles County Since 1981
Irrigation • Fertilization • Mowing • Mosquito & Pest Control • Holiday Lighting • Drainage & More

Lawn Authority offers full-service lawn and irrigation services to keep your entire landscape looking healthy and beautiful all year long! Call today for a No Obligation analysis and estimate !

Today we honor and remember those who gave everything for our freedom 🇺🇸We are grateful — today and every day. ❤️🤍💙 ...
05/25/2026

Today we honor and remember those who gave everything for our freedom 🇺🇸

We are grateful — today and every day. ❤️🤍💙

Turning your system on isn’t the same as a proper startup 💧We check for:✔️ Leaks✔️ Broken heads✔️ Proper coverage✔️ Syst...
05/20/2026

Turning your system on isn’t the same as a proper startup 💧

We check for:
✔️ Leaks
✔️ Broken heads
✔️ Proper coverage
✔️ System pressure

Catching issues early = saving you money later 🌱

Moms take care of everything… today is about taking care of them 💚Wishing all the amazing moms out there a Happy Mother’...
05/10/2026

Moms take care of everything… today is about taking care of them 💚

Wishing all the amazing moms out there a Happy Mother’s Day 🌸

Mosquito Round 2 is underway 🦟We’re out treating yards now to help reduce mosquito activity and target breeding areas — ...
05/06/2026

Mosquito Round 2 is underway 🦟

We’re out treating yards now to help reduce mosquito activity and target breeding areas — just in time to host for Memorial Day weekend 🇺🇸

So you can actually enjoy being outside again 👏

We take pride in being reliable — no matter the season 💚From keeping your lawn looking its best to clearing the way in t...
04/29/2026

We take pride in being reliable — no matter the season 💚

From keeping your lawn looking its best to clearing the way in the winter, we’ve got you covered year-round.

Thank you for the kind words, Paul — we appreciate your trust in us! 🙌

Fresh mulch makes all the difference 🌿Clean edges, refreshed beds, and ready for the season ahead.It’s the little detail...
04/24/2026

Fresh mulch makes all the difference 🌿

Clean edges, refreshed beds, and ready for the season ahead.

It’s the little details that bring everything together 👌

Happy Earth Day 🌎💚A healthy lawn starts with a healthy foundation — and that’s exactly what we’re building with Round 2 ...
04/22/2026

Happy Earth Day 🌎💚

A healthy lawn starts with a healthy foundation — and that’s exactly what we’re building with Round 2 of our fertilizer program.

This application helps:
✔️ Strengthen your lawn
✔️ Control early weeds
✔️ Keep things growing the right way this season

Taking care of your lawn = taking care of your piece of the Earth 🌱

📞 636-928-LAWN
🌐 LawnAuthority.com

04/17/2026

If we look this good on the road… you already know how your property’s gonna look 😎🚐🔥

From start to finish 💧What you don’t see behind a professionally installed irrigation system…trenching, piping, valve wo...
04/14/2026

From start to finish 💧

What you don’t see behind a professionally installed irrigation system…

trenching, piping, valve work, and making sure every zone is set up the right way

it’s more than just turning the water on — it’s doing it right 👇

📞 636-928-LAWN
🌐 LawnAuthority.com

04/10/2026

You know how they say to talk to your plants… 🌱

turns out you gotta talk to your irrigation system too 💧😅

just part of our irrigation maintenance process

Address

2709 Hopewell Road
O'Fallon, MO
63385

Opening Hours

Monday 8am - 4pm
Tuesday 8am - 4pm
Wednesday 8am - 4pm
Thursday 8am - 4pm
Friday 8am - 4pm

Telephone

+16369285296

Website

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