Flawless Masonry
“They suggested cement footings to support the weight of the pavilion which was an excellent suggestion that we hadn't thought of.”
Best Landscaping Companies in Smithtown, NY
15 contractors listed · 6 in Smithtown · 3 open 24/7 · 12 open weekends · 14 rated 4.5+
Data verified October 18, 2026
Parkridge Landscaping Inc.
“Manny and his crew were very professional, helpful in recommending the layout, thorough and clean!”
Jtree Service
“Showed up before time and did an excellent job removed not one but two trees!”
Heritage Design Group Inc
“Ray is extremely fair with his pricing and his work ethic is beyond-showing up on Sundays to check on plants and water them!”
Backyard Tropicals Inc
“Dealing with Don, was one of the best experience I have ever had working with contractors.”
Landview Landscapes Inc
“Not only did John and his team clear the fence of a tremendous amount of vines, they trimmed and saved our weeping cherry tree.”
Listed for homeowners in and around Smithtown, NY, these 15 contractors build and maintain landscapes. Services, hours and any free estimate offer are taken from each company's own website; the star ratings and quoted lines come from public reviews.
Area overview: Smithtown, NY
Of the 15 contractors we list here, 6 are in Smithtown itself and 9 come from towns including Commack (2, 3 mi), Lake Grove (1, 2 mi) and Kings Park (1, 3 mi). The contractors on this page are rated from 4.3 to 5.0 across 2,149 reviews; 10 have 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise quality (89%), responsiveness (87%) and professionalism (82%). 3 are open around the clock; 12 are open on Saturdays and 6 on Sundays. The services the contractors on this page list most often on their websites are landscape design (2), outdoor kitchens (2) and water features (2). 7 show a license on their websites and 3 have a BBB rating of A or A+. Domain records put 9 websites of the contractors on this page at ten or more years old; the oldest dates from 1997. 3 offer emergency call-outs; 2 offer financing or payment plans; 10 give free estimates; 2 are family- or locally-owned and 2 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
Do any of these landscapers show licensing?
7 of the 15 listings show a license on their websites. Requirements vary by state: some license contractors above a job value threshold, others regulate only pesticide application. Treat what you read as a claim to check with the issuing board, and ask for the certificate of insurance to come from the insurer rather than from the crew.
ARS Landscape & Design
“Excellent customer service ,the plants at their nursery , are absolutely beautiful and healthy ,they're bigger than the ones you would buy at a big box store.”
Alternative Earthcare
“And since using Alternative Earthcare we no longer have a tick problem in our yard.”
Hi-Tech Irrigation
“I couldn't be more pleased at how professional the crew is.”
DJC Landscaping
“I went from wood chips all over my property to beautiful grass in two weeks!!”
Shore to Shore Landscaping
“He did an excellent and thorough job cleaning the gutters and doing a fall cleanup.”
Organically Green
“I very much appreciated arborist Nick's knowledgeable evaluation and polite and professional service, as well as the pleasant office support for scheduling.”
Stone Creations
“Most importantly, Paul (the owner) is such a knowledgeable and approachable contractor, he truly listened throughout the entire process and was onsite every day.”
Geo Group Masonry & Landscape
“After a failed contractor had walked off a job for a prior patio renovation, Mike & his team stepped in and gave us a vision for a beautiful new yard.”
Long Island Land Grading
“We called Nick for a Consultation regarding our Drainage problem in our yard & he was able to come the same day to give us a solution to our water problem in our backyard pooling and flooding our patio.”
Why these companies made our list
What customers say about contractors in Smithtown
- “The owner was responsive and communicative, the team of guys were professional and diligent.” — customer of Parkridge Landscaping Inc.
- “From the start, Ray was responsive and spent time with us to make sure we would love the outcome.” — customer of Heritage Design Group Inc
- “John and his team were absolutely awesome. They worked with us within our budget and exceeded our expectations by far.” — customer of Landview Landscapes Inc
- “Manny and his crew are excellent! They went above and beyond and fixed up my whole backyard even though I only asked them to do certain areas.” — customer of Parkridge Landscaping Inc.
Excerpts from public reviews of the contractors listed on this page.
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