Top landscape designers in Long Island, NY

Landscape
DEsign

 

After 40 years, we call ourselves masters in designing beautiful, classic, and functional outdoor living spaces. From pools, patios, plantings, front entrances - and everything in between, we put our love and knowledge in every detail. It all starts with getting to know your style, your home's architecture, and your expected use. We then design a landscape that we know you'll love for decades to come.

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landscape architecture | Plantings | Masonry | Pools and spas | PATIOS & RETAINING WALLS | outdoor kitchens | outdoor lighting | cabanas and pergolas | fire features | water features | Fiberglass pools | driveways | gaming | fences

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Top landscape design and architecture company in Holbrook, NY
 
 
 
“ We had an unbelievable experience with Gary Duff Designs!!! They transformed our backyard into an ultimate outdoor living place. Designs ideas and layout were great and the overall outcome was impeccable. All the employees were well mannered and respectful. The project was carried out on schedule and in an orderly fashion. I would definitely recommend them to friends or family and I look forward to using them on future projects. Thanks again to Gary Duff designs and his crew for giving me my dream backyard oasis!!!”
— Anthony G. (via Google review)
 

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— Featured Landscape Design Articles —

 
Featured
The Value of Professional Masonry in Long Island, NY, for High-End Homes
The Value of Professional Masonry in Long Island, NY, for High-End Homes

For discerning homeowners investing in luxury outdoor living, professional masonry in Long Island, NY, is a legacy. Along the Gold Coast, throughout the Hamptons, and across Nassau and Suffolk counties, masonry defines the estates that turn heads and hold their presence for decades. From expansive patios and custom driveways to refined retaining walls and outdoor kitchens, masonry sets the tone for how your home feels, functions, and endures.

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Design Details That Set Thoughtful Pools and Spas in Huntington, NY, Apart
Design Details That Set Thoughtful Pools and Spas in Huntington, NY, Apart

There’s a reason thoughtfully designed pools and spas in Huntington, NY, stand apart from the ordinary. In a community known for its stately homes, mature landscapes, and proximity to the water, a pool isn’t simply an amenity—it’s a defining feature of how a property lives, flows, and feels. At Gary Duff Designs, we approach pool and spa design as a complete experience, where aesthetics, engineering, and lifestyle come together with intention. Every line, material choice, and design decision is made with long-term enjoyment in mind, ensuring each space feels purposeful, refined, and unmistakably custom.

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Landscaping in Deer Park & Babylon, NY: Why the Best Outdoor Spaces Feel Like They’ve Always Been There
Landscaping in Deer Park & Babylon, NY: Why the Best Outdoor Spaces Feel Like They’ve Always Been There

If you’re researching ideas for landscaping in Deer Park & Babylon, NY, you’re probably not looking for “a few upgrades.” You’re looking for something that feels complete — a high-end outdoor living space that looks as if it came with the home. Not trendy. Not bolted-on. Not “we did the patio last year and the planting beds later, and now it kind of works.” You want something that feels natural, intentional, and elevated… like it’s always been part of your property’s story.

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How a Pool Company in Long Island, NY, Helps You Shape a Relaxing Outdoor Space
How a Pool Company in Long Island, NY, Helps You Shape a Relaxing Outdoor Space

Working with a pool company in Long Island, NY, gives you guidance, clarity, and confidence as you enhance your outdoor space. You rely on our team of professionals to handle every detail, from design planning to construction. Homeowners deserve a smooth, well-managed experience, and we provide complete support so you never have to handle technical decisions or worry about what comes next. With thoughtful design and precise construction, your outdoor space becomes a comfortable environment shaped entirely by experts.

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