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Business Details
12 Years
experience
Your Trusted Landscaping Partner in Wagner, SD
Kirwan Design & Landscaping was founded in 2014 to deliver high-quality landscape design and installation services across south central South Dakota and north central Nebraska. Our approach prioritizes durable materials and installation techniques to create low-maintenance, long-lasting outdoor spaces tailored to each client's vision. We emphasize client-centered service, ensuring every project reflects the unique needs and preferences of the homeowner. Our team operates with integrity, transparency, and a commitment to innovation, crafting designs that harmonize with the site's natural character and the client's lifestyle.

Sustainability is core to our practice, focusing on eco-friendly solutions that balance beauty with practicality. With expertise in site planning, hardscaping, and irrigation, we guide clients from initial consultation through construction, offering personalized support to maximize property value and enjoyment. Our certifications, including ICPI Concrete Paver Installer credentials, underscore our technical proficiency. Proudly serving local communities, we aim to enhance regional landscapes while maintaining the highest standards of professionalism and craftsmanship.
Services
Landscape Design Concrete Pavers Retaining Walls Landscape Lighting Lawn Care Irrigation Systems Fire Features Water Features Pergolas & Arbors Commercial Landscaping
Details
  • Year established: 2014
Highlights and features
  • We offer 10+ years of combined experience in landscape design and installation.
  • Our client-centered approach ensures personalized solutions for every project.
  • Certified ICPI Concrete Paver Installers for durable hardscape solutions.
  • Sustainable practices that reduce maintenance while maximizing beauty.
  • Deep local knowledge serving South Dakota and Nebraska communities.
Associations and certifications
  • ICPI Certified Concrete Paver Installer
Services
Landscape Design
Custom landscape design services tailored to residential and commercial properties. Our process begins with an on-site consultation to understand client goals, followed by detailed plans ranging from hand-drawn sketches to digital blueprints. We integrate functional elements like patios and irrigation systems while prioritizing aesthetic appeal and sustainability.
Concrete Pavers
Installation of durable concrete paver driveways, sidewalks, and patios. We offer a variety of styles and colors as a low-maintenance alternative to poured concrete. Our ICPI-certified team ensures proper installation for longevity, with easy repair options if needed. Ideal for creating lasting outdoor entertainment spaces.
Retaining Walls
Design and construction of retaining walls to manage sloped terrain. Services include freestanding walls for seating areas and boulder walls for natural aesthetics. We address drainage requirements while enhancing property usability and visual appeal through strategic material selection and placement.
Landscape Lighting
Custom lighting solutions to enhance safety, security, and ambiance. We install pathway lights, accent lighting for plants, and dimmable systems for residential and commercial properties. Our designs extend outdoor usability while highlighting architectural and natural features after dark.
Lawn Care
Comprehensive lawn care programs including irrigation management, fertilization, and weed control. Our six-step chemical program promotes root growth for drought-resistant turf. We offer robotic mower sales and maintenance for automated, eco-friendly lawn upkeep.
People
Colby Kirwan
Owner
Colby Kirwan leads Kirwan Design & Landscaping with a decade of experience in sustainable landscape solutions. He specializes in site planning and hardscape installation, holding ICPI certification for concrete paver systems. Colby prioritizes client collaboration to create functional outdoor spaces that reflect individual needs while maintaining environmental responsibility.
Questions
What areas do you serve?
We primarily serve south central South Dakota and north central Nebraska, including Wagner, Yankton, and surrounding communities.
Do you handle both residential and commercial projects?
Yes, we provide landscape design and installation services for both residential properties and commercial developments.
Are your team members certified?
Our team includes ICPI Certified Concrete Paver Installers, ensuring technical expertise in hardscape construction.
What landscape features do you specialize in?
We specialize in patios, retaining walls, landscape lighting, fire features, water features, and automated irrigation systems.
How do you ensure sustainable landscaping?
We use drought-resistant plants, permeable pavers, and smart irrigation systems to create low-maintenance, eco-friendly landscapes.
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