Thomas J. Costello Landscaping

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Thomas J. Costello Landscaping Thomas J. Costello Landscaping is a full service landscaping company with over a decade of experience serving homes in Fairfield County.

Please contact our office to schedule a free quote today! Thomas J Costello Landscaping LLC provides landscape design, masonry, snow removal, landscape maintenance, tick spraying, raised vegetable gardens, lawn fertilizing, plant health care, water features, outdoor living, holiday decorating, firewood delivery, and fence services in Stamford, CT.

Retaining walls rarely get credit for holding an entire backyard together.On a sloped property like this one, stone reta...
10/16/2026

Retaining walls rarely get credit for holding an entire backyard together.

On a sloped property like this one, stone retaining walls do more than hold back soil, they create the level changes that make a raised pool, a set of stone steps, and a lounge patio all feel like one connected design instead of separate levels stacked on top of each other.

Done right, the structure disappears into the design. What's left is a backyard that feels effortless, even though the grading underneath was anything but simple.

Request an estimate for your masonry project at tjclandscaping.com.

A sloped property like this one is engineered as much as it's designed.Multiple terraced levels, a raised pool, a cascad...
10/13/2026

A sloped property like this one is engineered as much as it's designed.

Multiple terraced levels, a raised pool, a cascading water wall, and a fire pit all had to work together structurally before they could work together visually. That's the kind of architectural thinking that goes into every layout, even before the first stone gets placed.

The result is a backyard that reads as one continuous composition, not a series of separate features stacked on a hillside.

Request an estimate at tjclandscaping.com.

10/10/2026

The quietest month for landscaping is usually the best month to start one.

Late fall estimates and design conversations move faster, crews have more flexibility, and by the time spring installation season opens, the plan is already finalized instead of just starting.

A finished landscape like this one, with layered plantings, a patio built for evening use, and a pool that still feels inviting after dark, started with exactly this kind of conversation, months before a single stone was set.

Call (203) 633-3571 to schedule a site visit before spring.

10/05/2026

A pool doesn't need to dominate the yard to be the centerpiece.

Layered plantings, from black eyed susans to ferns and ornamental grasses, frame this space so the pool feels tucked into the landscape, not placed on top of it.

The result is a backyard that reads as one continuous environment, structured hardscape on one side, natural growth on the other, working together instead of competing.

Ready to design a poolside landscape like this one?

Request your free estimate at tjclandscaping.com.

09/30/2026

Most people see the finished pool. Few ever see what it took to get there. 🏗️

The 51 Shore Dr project started as an open lawn with a play set. It became a carefully framed structure, then a poured concrete shell built to exact specifications, before finally becoming a finished pool surrounded by stone patio and layered plantings.

Every stage matters. The framing determines the shape, the pour determines the strength, and the finish work is what makes it feel like it was always part of the property.

Watch the full transformation, from open lawn to finished backyard.

Ready to start planning your own backyard project?

Request your free estimate at tjclandscaping.com.

An outdoor kitchen only gets used if it's actually part of the yard, not bolted onto the side of it. 🔥Built-in grill, re...
09/26/2026

An outdoor kitchen only gets used if it's actually part of the yard, not bolted onto the side of it. 🔥

Built-in grill, refrigeration, and storage wrapped in natural stone veneer turn a simple cooking station into a real gathering space, especially with a fire pit anchoring the layout just steps away.

The strongest outdoor living spaces treat the kitchen and the fire feature as one connected environment, planned around how the family actually uses the yard, not as two separate additions.

Request an estimate at tjclandscaping.com. Natural stone veneer supplied by Clifrock.

Connecticut winters are hard on stonework that wasn't installed correctly. 🧱Freeze and thaw cycles shift soil and test e...
09/22/2026

Connecticut winters are hard on stonework that wasn't installed correctly. 🧱

Freeze and thaw cycles shift soil and test every joint, which is why proper base preparation matters as much as the stone itself, whether it's a retaining wall or the boulders behind a water feature like this one.

Built right, natural stonework holds its structure for decades, carrying the weight of moving water and shifting ground without losing its lines.

Request an estimate for your masonry project at tjclandscaping.com. Natural stone and boulders supplied by ClifRock.

A stressed lawn in July usually started as a problem we could have prevented months earlier.Proper lawn fertilization an...
09/18/2026

A stressed lawn in July usually started as a problem we could have prevented months earlier.

Proper lawn fertilization and plant health care give trees, shrubs, and turf the nutrients they need to stay resilient through changing weather, instead of playing catch-up once the damage already shows.

It's one of the easiest steps to skip, and one of the most noticeable when it's missed.

Learn more about our maintenance programs at tjclandscaping.com.

By the time spring arrives, the properties that already look finished were planned months earlier. 🍂 Fall is when gradin...
09/14/2026

By the time spring arrives, the properties that already look finished were planned months earlier. 🍂

Fall is when grading corrections, drainage fixes, and new plantings get the time they need to settle in before next year's growing season starts.

Waiting until spring usually means competing for install dates during Connecticut's busiest stretch.

Call our team at (203) 633-3571 to talk through your property before spring.

A backyard like this doesn't stay this way on its own.Behind every well-kept lawn, trimmed hedge, and healthy plant bed ...
09/03/2026

A backyard like this doesn't stay this way on its own.

Behind every well-kept lawn, trimmed hedge, and healthy plant bed is a consistent maintenance program, not a one-time effort.

From seasonal clean-ups to ongoing lawn and plant care, our team keeps properties looking sharp all year, so the space is always ready, whether it's a quiet morning or a full weekend of entertaining.

Ready for a maintenance program built around your property?
Request your free estimate at https://www.tjclandscaping.com/request-an-estimate-page/

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Stamford, CT

Opening Hours

Monday 7:45am - 4:30pm
Tuesday 7:45am - 4:30pm
Wednesday 7:45am - 4:30pm
Thursday 7:45am - 4:30pm
Friday 7:45am - 4:30pm
Saturday 8am - 2pm

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