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    Average homeowner rating
  • Verified reviews icon202
    Verified landscaping services reviews

Top-Rated Landscapers in Cos Cob - Updated Nov 2026

Avatar for BJA Bros Landscaping Service, LLC
BJA Bros Landscaping Service, LLC
5.0(
48
)
Lawn Care - Maintain and Mow a Lawn

Serving Cos Cob, CT and surrounding areas

Approved

In business since 2018

Free estimates

Small jobs welcome

"I am a new customer with BJA Bros. So far everything has been great. My lawn is being well maintained, the clean-up after the lawn has been cut is exactly what I've been looking for, and the communication has been smooth. I've been searching for a competent landscaping company for awhile and I may have found the right one. Hoping this partnership continues to be a great one."
Plantation
Plantation
Plantation
Hay & Seed
Hay & Seed

+24

Response time1 day
Recommended by97%of homeowners
Avatar for Ron's Masonry
Ron's Masonry
5.0(
30
)
Lawn & Yard Waste Clean UpLandscape - Soil, Sand, Mulch and Rock DeliveryLawn Care - Maintain and Mow a Lawn+7 more

Serving Cos Cob, CT and surrounding areas

Approved

In business since 1995

Emergency services offered

Small jobs welcome

"Ron and his assistant arrived on time to do some fall cleanup landscaping at my house. What would have taken me three days to do, plus hauling away the debris, took them under two hours. It was the very best money I ever spent - more so because I got to meet such lovely people, but also because they helped me a great deal. I will be calling them in the spring for a clean up and masonry work."
Walkway
Steps
Footing
Walk
Walk

+36

Response time1 day
Response rate86%
29 neighbors recently requested a quote
WHITE GARDEN DESIGNS
5.0(
5
)
Landscape - Install Landscaping for Yard or GardenDesigner - LandscapeDrywell - Construct or Rebuild+10 more

Serving Cos Cob, CT and surrounding areas

Approved

In business since 2002

Free estimates

Offers commercial services

"White Garden Designs is the Best!! I have used him for at least 10 years now and nobody cares more or is more detail oriented than Charlie. I have recommended him and his company to dozens of friends and everyone was as pleased as I am. They always show up on time and if there is ever a problem (which I haven't had) they will always make it right. He takes pride in his work and it shows. He also is a Koi pond specialist, designing and maintenance. This man does it all. He is the go to guy for all your landscaping and pond needs."
8 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Greenscape Lawn Care
Greenscape Lawn Care
5.0(
10
)
Architect - LandscapeDesigner - LandscapeDrywell - Construct or Rebuild+8 more

Serving Cos Cob, CT and surrounding areas

Approved

In business since 2023

Free estimates

Customers say: True professional

"Jorge and crew from Greenscape Lawn Care provided excellent customer service including prompt & friendly communication, fair and upfront pricing, & efficient completion of the project. Jorge listened to my vision and was dedicated to making my vision to come to life. He provided quick digital mockups of my design using pictures of my space. It was the best way to determine the details of my design preferences. The team provided helpful feedback of my design through the whole process. Their quality of work is gold standard, they do not cut corners on any detail. Their work ethic is excellent and their dedication to a projects success is apparent at every step of the process. We are so happy with our new space and receive compliments on it daily from our neighbors and friends."
Landscaping Project
Landscaping Project
Landscaping Project
Landscaping Project
Landscaping Project

+26

Response time1 day
Recommended by100%of homeowners
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Landscaping FAQs, answered by experts

Since you’ll likely be digging a trench to install your yard drainage system, this is a good time to complete other tasks that involve digging up your yard, including: Sprinkler system installation Lawn reseeding Regrading your yard Redesigning your landscaping If your drain is under a walkway or driveway, your contractor must also remove those materials. This is a great time to consider upgrading your hardscaping features, especially if they’re nearing the end of their life span.

Monkey grass isn’t too picky when it comes to light conditions: It needs sun but prefers partial shade. While it can tolerate full sun, it thrives in environments with partial shade (around four to six hours of sunlight per day). The black mondo grass variety is the most tolerant of heat from direct sunlight.

Yes, weeds can still grow in decomposed granite. If properly compacted, it can act as a good weed suppressant, meaning you’ll only pull weeds occasionally. But no ground cover is completely weed-proof. To further prevent weeds, you can try spraying your decomposed granite with distilled white vinegar.

Costs for lakefront landscaping are influenced by project size, choice of plants and materials, labor, and any additional features or structures desired. Projects can range from a few thousand dollars to extensive transformations costing much more.

The average cost for landscaping is around $3,500, but prices can range from as low as $200 for simple DIY projects to $14,000 or more for extensive work. Several factors influence the final price, including your geographic location, yard size, project scope, chosen materials, site preparation, and the type of landscaping involved. Professional landscaper labor costs typically range from $50 to $100 per hour.

For a smaller budget, you can focus on softscaping projects like adding mulch, flowers, and shrubs, which might only cost a few hundred dollars if you do the work yourself. A budget of around $5,000 could cover projects like a simple patio, new plants and tree trimming, or a water feature. More extensive hardscaping projects, such as pergolas, patios, and walkways, can push the budget to $14,000 or more. For example, a flower bed installation averages between $800 and $3,000, while landscape lighting installation can cost from $2,000 to $6,000.

The Cos Cob, CT homeowners’ guide to landscaping services

From average costs to expert advice, get all the answers you need to get your job done.