Expert LawnFertilizing

Hours: Closed - Opens 7:45 am

A vibrant, healthy lawn starts with the right nutrients at the right time. At Thomas J. Costello Landscaping LLC, we provide expert lawn fertilizing services designed to strengthen roots, improve color, and keep your turf healthy year-round. Serving Stamford, CT, and surrounding areas, we help homeowners and businesses achieve lawns that look great and thrive.

Fertilization isn’t just cosmetic—it’s essential for long-term lawn health, helping grass resist drought, pests, and disease while promoting consistent growth.

Experienced, Local Landscaping Professionals

Since 2008, Thomas J. Costello Landscaping LLC has served residential and commercial clients with trusted lawn care solutions. Our team has over 100 years of combined landscaping experience, and we are a family-owned, licensed, and insured company in Connecticut.
With a bachelor’s degree in landscape and nursery management, our owner, Thomas, provides every project with expert guidance. Our team has worked together for more than a decade, delivering consistent, high-quality results you can rely on.

Seasonal Fertilization for Maximum Results

Our tailored fertilization program ensures your lawn receives the nutrients it needs during each stage of the growing season:

Early Spring: Wake up your lawn from winter dormancy and encourage strong initial growth.
Late Spring / Early Summer: Boost vigor, strengthen roots, and enhance green color.
Late Summer / Fall: Prepare your lawn for winter, building resilience and promoting deep root development.

By applying the right treatments at the right times, your lawn will be healthier, denser, and more resistant to weeds and stress.

Why Choose Professional Lawn Fertilization?