Lawn care made for Smithtown, NY
Lawn plans customized to your Smithtown, NY lawn and delivered to your door.

Why try Sunday Lawn Care in Smithtown, NY
Between the beautiful beaches of Long Island Sound and the charm of historic Main Street, Smithtown homeowners know their lawns face unique challenges in New York's changing seasons. Sunday offers a personalized DIY lawn care subscription designed to make lawn care easy and effective.
Using specific lawn data like soil, climate, and satellite imagery, we create custom plans tailored to your exact Smithtown address. Our technology analyzes your regional soil profile, tracking the sand-silt-clay ratios common in Suffolk County to determine what nutrients your lawn needs.
For lawn care in Smithtown, timing matters. Our system tracks historical temperatures and rainfall patterns across Smithtown, NY to predict spring green-up and schedule your nutrient applications at the perfect time.
Unlike traditional lawn care services that use one-size-fits-all approaches, our data-driven plans address the specific needs of your yard. Smithtown customers love how our products work with their local environment, as shown in our Sunday lawn care reviews.
Ready to see what your custom plan looks like? Get your Custom Lawn Plan today.
How it works
Get yard analysis
Answer a few easy questions about your yard and location to help us create your unique plan.
Open your box
Your first box—including a free soil test—will arrive right when your lawn needs it.
Spray it on
Attach the custom fertilizer to your hose and spray. Then relax and wait for your next box!
Lawn care for Smithtown, New York
Typical lawn size in Smithtown, NY | 5947 sq ft |
Dominant grass type(s) in Smithtown, NY | Cool-season grasses including tall fescue and Kentucky bluegrass |
Typical soil pH for Smithtown, NY lawns | 6.4 which is slightly acidic |
Typical organic matter in Smithtown, NY lawns | 4.67% |
Smithtown, NY lawn soil composition | 0% sand 0% silt 0% clay |
Key soil nutrients in Smithtown, NY lawns | 56 ppm potassium 86 ppm phosphorus 1087 ppm calcium 223 ppm iron 154 ppm magnesium 21 ppm sodium 13 ppm manganese 7.22 ppm zinc 3.77 ppm copper 0.43 ppm boron 10 ppm sulfur 767 ppm aluminum |
Smithtown, NY lawns average 5,947 sq ft and feature cool-season grasses like tall fescue and Kentucky bluegrass. The soil is slightly acidic with a pH of 6.4 and contains 4.67% organic matter, making it well-suited for Sunday lawn care products.
Smithtown lawn care should focus on:
- Fertilizing: The soil shows good calcium levels (1087 ppm) but could benefit from potassium supplements to support root development
- Mowing: Keep cool-season grasses at 3-4 inches tall during New York summers to improve drought resistance
- Weed control: Maintaining proper grass height naturally reduces weed pressure in your lawn
For lawn care in Smithtown, regular soil testing can help track nutrient levels. A Sunday soil test kit provides detailed analysis of your specific yard conditions.
Want a customized approach to your Smithtown property? A Sunday Custom Lawn Plan considers your exact soil composition and grass type. For seasonal tips specific to New York lawns, visit The Shed for expert guidance.
Sunday lawn care reviews near Smithtown, NY

Great Great Great!
Everyone asks how I get such a great lawn. I tell everyone SUNDAY!!!!
George
Stony Brook, NY

Long Island lawn
I started the Sunday program this past spring. It has definitely made a positive difference for the overall health and appearance of my lawn. It’s fuller and more robust as well as more drought resistant. I’m so glad I decided to use Sunday.
Joseph
Lynbrook, NY

been great so far
no issues with products
Michael
Long Beach, NY

best in the hood
lush green and thick
Gianni
Nyack, NY

It works
Simple process to follow, great support throughout the season.
Leonard
Long Island, NY

Great support when needed
Great support when needed
Dana
Binghamton, NY

Great Great Great!
Everyone asks how I get such a great lawn. I tell everyone SUNDAY!!!!
George
Stony Brook, NY

Long Island lawn
I started the Sunday program this past spring. It has definitely made a positive difference for the overall health and appearance of my lawn. It’s fuller and more robust as well as more drought resistant. I’m so glad I decided to use Sunday.
Joseph
Lynbrook, NY

been great so far
no issues with products
Michael
Long Beach, NY

best in the hood
lush green and thick
Gianni
Nyack, NY

It works
Simple process to follow, great support throughout the season.
Leonard
Long Island, NY

Great support when needed
Great support when needed
Dana
Binghamton, NY
Let's get started
Smithtown, New York FAQs
How to grow grass in Smithtown, New York
Most common grass type(s) in Smithtown, NY | Cool-season grass |
Best way to grow grass in Smithtown, NY | Seeding |
Recommended grass species for Smithtown, NY lawns | Kentucky bluegrass, perennial ryegrass, fine fescue, tall fescue |
When to start growing grass in Smithtown, NY | April 27 to June 5 and September 1 to October 13 |
Growing a beautiful lawn in Smithtown, New York starts with choosing the right grass type. As a cool-season grass region, Smithtown lawns thrive with Kentucky bluegrass, perennial ryegrass, fine fescue, and tall fescue. These varieties handle the Long Island climate well.
The best method for establishing grass in Smithtown is seeding, which gives you control over your lawn's development. For optimal results, time your Sunday custom lawn care plan around the prime growing windows: April 27 to June 5 for spring seeding and September 1 to October 13 for fall seeding.
Fall is typically the best time for lawn care in Smithtown because:
- Cooler temperatures reduce heat stress
- Fewer weed competitors
- More consistent moisture conditions
Not sure which seed mix works best for your specific yard conditions? Use Sunday's Seed Finder Tool to match your lawn's needs with the right Sunday premium grass seed.
For step-by-step guidance on how to grow grass in your Smithtown yard, check out our seed guides in The Shed or our comprehensive Sunday's how to grow grass guide for best practices on soil prep, watering, and maintenance.
Smithtown, NY lawn care blogs

Tall Fescue
Discover what tall fescue grass is and learn if it's the ideal choice for your cool-season lawn. Find out how to cultivate a lush tall fescue lawn with tips from Sunday Lawn Care.

Fall Seeding Benefits
The key benefit of fall seeding is a lush, green lawn next spring. Learn why fall is the ideal time for grass planting, discover tips for optimal growth, and get into fall seeding for a standout yard next season.

Patching Bare Spots in Your Lawn
If you’re here because you’ve got bare spots in your yard, then let us help. Nothing brings down a beautiful lawn like dead patches of grass. Plus, bare spots are more susceptible to weeds!

Perennial Ryegrass
We’re here to set the record straight on perennial ryegrass. While we really like this grass to assist with rapid establishment and patch mixes, it's not for everyone in terms of growing a full lawn.
Join your Sunday neighborhood
Check out how many of your neighbors are already making an impact! Every home that switches to Sunday helps make your neighborhood a better place for people, pets, and the planet.
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