Design that belongs
to its place.
Tjaden Design Associates brings rigorous craft and ecological intelligence to every project — from intimate residential gardens to complex commercial landscapes across the Mid-Atlantic region.
True design is the seamless integration of form and function ; where the beauty of the landscape is not a mere ornament, but the living proof of a restored and thriving ecosystem.
Our approach is informed by a century of design theory, filtered through the lens of modern environmental science — where beauty and utility are never in conflict.
Comprehensive design
from site to landscape
Master planning, planting design, and site development rooted in ecological sensitivity and a deep understanding of the Mid-Atlantic landscape.
Thoughtful land stewardship through grading, stormwater management, and regulatory permitting — balancing client vision with sound environmental practice.
Practical design for working farms and rural properties — informed by firsthand experience managing a sustainable farmstead using regenerative methods.
Outdoor Living
A multi-level outdoor living environment — stone terracing, a lap pool with hot tub, integrated planting beds, and a covered pavilion — designed to dissolve the boundary between the home and its surrounding landscape.
Design grounded in
lived experience
At Tjaden Design Associates, our work is informed by more than academic training. We maintain a six-acre working farmstead — Bluebird Farmstead — where we actively practice sustainable agriculture, woodland stewardship, and habitat development. This direct experience shapes every recommendation we make to landowners.
We believe the best landscape design is not imposed upon a site, but drawn from it — honoring existing ecology while creating environments that are beautiful, functional, and enduring.
A collaborative process
from first call to final planting
Site analysis, client goals, and ecological inventory — understanding the land before we draw a single line.
Schematic design that translates vision and site conditions into a clear spatial and planting framework.
Construction documents and specifications refined through close collaboration with clients and contractors.
On-site oversight and contractor coordination to ensure the design is built exactly as envisioned.
Services & Expertise
A full spectrum of landscape architecture, planning, and environmental design services — shaped by decades of practice and direct land stewardship.
From first sketch
to final site
Every Tjaden project moves through a rigorous progression — conceptual sketching, technical documentation, and collaborative refinement — before a single stone is placed.
Comprehensive landscape design for residential, commercial, and institutional properties. Every project begins with a thorough site analysis and ecological inventory, ensuring designs that are both beautiful and site-appropriate.
- Master planning & concept design
- Planting design with native species emphasis
- Hardscape & amenity design
- Construction documents & specifications
- Construction administration
Responsible land development that balances client objectives with sound environmental stewardship. We navigate the full regulatory environment and coordinate with engineers, architects, and municipalities.
- Site feasibility & due diligence
- Grading & drainage design
- Stormwater management planning
- Permit coordination & agency review
- Erosion & sediment control
Practical, productive farmstead planning grounded in regenerative principles. Our recommendations come directly from personal experience — we manage Bluebird Farmstead using the same methods we recommend to clients.
- Cover crop & rotation planning
- Herbicide-free management strategies
- Orchard & food forest design
- Integrated livestock planning
- Mushroom & specialty crop siting
Restoration of degraded landscapes through ecological planting, invasive species management, and habitat structure development for native birds, pollinators, and other wildlife.
- Native meadow establishment
- Woodland restoration & understory management
- Riparian buffer design
- Invasive species management plans
- Wildlife corridor & habitat structure
- Forest conservation planning
- Natural resources inventories
Larger rural properties demand a different kind of thinking — one that integrates working land use, recreational amenity, ecological stewardship, and aesthetic vision across tens or hundreds of acres. Tjaden Design Associates has particular depth in this project type, from gentleman farms to conservation easements to multi-generational estates.
- Commercial & institutional site design
- HOA & community landscape planning
- Streetscape & civic space design
- Post-occupancy evaluation & plant maintenance planning
- Expert witness & consulting services
Selected Projects
A selection of residential, commercial, and land stewardship projects spanning the Mid-Atlantic region.
We work with residential, commercial, and agricultural clients across Maryland and the greater Mid-Atlantic region.
About Tjaden Design
A landscape architecture practice rooted in craft, ecological integrity, and the conviction that good design begins with genuine understanding of the land.
Robert Tjaden,
Registered Landscape Architect
Robert Tjaden is a Registered Landscape Architect with over two decades of experience across residential, commercial, and rural land development projects in Maryland and the Mid-Atlantic region. His practice is distinguished by a commitment to ecological sensitivity, technical rigor, and a design philosophy that draws as much from the land itself as from the drawing board.
Robert holds a Professional Landscape Architect (PLA) license and is registered with the Council of Landscape Architectural Registration Boards (CLARB), supporting licensure across multiple states. He is a member of the American Society of Landscape Architects (ASLA) and brings hands-on knowledge of sustainable land management through his management of The Bluebird Farmstead Project — a six-acre working property in rural Maryland where he actively practices the methods and technologies he recommends to clients.
This direct, firsthand experience is not incidental — it is central to how the firm operates. When Robert recommends a cover cropping strategy, a native planting palette, or a woodland management approach, it reflects years of personal trial, observation, and refinement on his own land.
What guides our work
Every design decision is filtered through an ecological lens — respecting native systems, supporting biodiversity, and building landscapes that become more valuable over time.
We produce meticulous construction documentation and maintain close oversight during implementation — because a well-drawn plan deserves to be built well.
Our recommendations are grounded in direct experience. We put our methods to work on our own land before we bring them to yours.
The Bluebird Farmstead Project:
A Living Laboratory
The Bluebird Farmstead Project is a six-acre sustainable farmstead managed by the Tjaden family in rural Maryland. Far from a decorative project, it is a working property where sustainable agricultural practices are tested, refined, and proven in real conditions before being recommended to clients.
The farmstead operates entirely without synthetic herbicides. Cover crop rotation keeps soil biology active between production seasons, and every management decision is made with long-term soil health as the primary metric. When we sit across the table from a landowner and suggest eliminating herbicide use, it is not a theoretical recommendation — it is a practice we have lived for years.
This on-the-ground experience translates directly to better client outcomes. We understand the challenges, the learning curve, and the genuinely rewarding results that come from managing land the right way.
Multi-species cover crop mixes managed for soil biology, weed suppression, and fertility — without synthetic inputs.
The entire property is managed without synthetic herbicides, relying on mechanical, biological, and cultural controls.
A managed laying flock contributes to pasture fertility and integrated pest management as part of the overall farm system.
Cultivated mushroom production utilizing on-site woody substrate — a model for productive use of woodland resources.
A diverse heritage fruit orchard managed using low-spray and IPM approaches, with emphasis on species and variety selection suited to the Mid-Atlantic climate.
Active habitat development for native fauna including birds, pollinators, and beneficial insects through selective woodland management and native planting.
Allison Tjaden in
PLENTY Magazine
Allison Tjaden is a contributing writer for PLENTY, the regionally distributed magazine dedicated to sustainable living, regenerative agriculture, and ecological stewardship. Her writing brings a grounded, firsthand perspective to topics that too often remain abstract in mainstream environmental media — shaped directly by her experience managing The Bluebird Farmstead Project alongside Robert.
Allison’s articles offer readers practical guidance rooted in real experience, reflecting the same ethos that drives the design practice: you earn your authority by doing the work yourself.
Let’s discuss
your project
We work with clients across Maryland, Delaware, Virginia, and the greater Mid-Atlantic region. Every inquiry receives a personal response from Robert Tjaden.
We’d love to
hear from you
Lewes, Delaware · New
Serving MD · DE · VA and the greater Mid-Atlantic
A brief phone or in-person consultation is the best way to begin. We’ll discuss your site, your goals, and the realistic scope of what design can accomplish. There’s no pressure — just a conversation.
Tell us about
your project
Inspirations &
Foundations
A century of design theory, filtered through the lens of modern environmental science — the books, ideas, and principles that shape every Tjaden Design.
What we believe
about design
Our approach to landscape architecture is rooted in the conviction that a truly “beautiful” design is only successful if its “useful” function is fully integrated into its form. We draw from a lineage of thinkers who held the same belief — and we test those ideas every day at The Bluebird Farmstead Project.
The four principles below are not historical curiosities. They are the active foundation of every site analysis, every planting palette, and every stormwater calculation we produce.
The Functionalist Tradition
We operate on the conviction that form ever follows function. In our work, the “function” of a site is not limited to aesthetics — it includes its ability to manage stormwater, support pollinator populations, and build long-term soil health. A design that only looks good has not fulfilled its function.
The Unity of Design
We strive for the “spiritual union” where the built environment and the natural world are not two things in tension, but one integrated whole. A Tjaden design is not “applied” to a site from the outside — it grows from the site’s own character, hydrology, soils, and existing ecology.
The Ethical Aesthetic
We follow the Land Ethic — the idea that a design is only “right” when it preserves the integrity, stability, and beauty of the biotic community. This means our designs are accountable not just to the client, but to the soil, water, and wildlife of the place. Beauty and ethics are inseparable.
The Living Laboratory
Our designs are not theoretical. We actively farm and steward our own six-acre property as a testing ground for every sustainable practice we recommend to clients. The systems we design — native plantings, stormwater integration, soil building — are ones we have already put to work on our own land.
Books, articles,
and field notes
An ongoing record of what we’re reading, what’s informing our practice, and what we think every thoughtful landowner should know.
A Sand County Almanac
The foundational text behind our Land Ethic principle. Leopold’s argument — that land is not a commodity to be owned, but a community to which we belong — remains the most important single idea in our practice. His month-by-month observations of a Wisconsin farm are simultaneously ecological science and moral philosophy. Essential reading for any landowner.
Foundational Ecology Land EthicAn Autobiography
Wright’s own account of his organic architecture philosophy, and the wellspring of our Unity of Design principle. His concept of “growing” a design from its site — rather than imposing structure upon it — translates directly into how we approach site analysis and master planning.
Foundational Architecture Organic DesignGrowing Mushrooms on the Edge of the Woods
Allison Tjaden writes for PLENTY Magazine on the intersection of sustainable land management and regenerative agriculture — topics explored firsthand at The Bluebird Farmstead Project. This piece examines how woodland edge cultivation of gourmet mushrooms can double as habitat management, improving forest structure while producing a meaningful yield.
The Bluebird Farmstead Project Regenerative CurrentPlanting in a Post-Wild World
The most practically useful book in contemporary planting design. Rainer and West articulate a framework for designing naturalistic plant communities — not as imitation wilderness, but as intentional, resilient systems. This is the bridge between ecological theory and the planting palettes we actually put on paper.
Planting Design Native Plants Current ReadingYear Three: What the Meadow Is Teaching Us
Three years into our Bluebird Farmstead meadow restoration, the plant community is behaving in ways that challenge several of our design assumptions. Native grasses are suppressing aggressive forbs more effectively than predicted; deer browse pressure is reshaping the structural canopy in ways we did not anticipate. This field note documents adjustments to our adaptive management protocol — changes that will directly inform meadow restoration projects for clients in the 2025–2026 season.
The Bluebird Farmstead Project Meadow Restoration NewPlanting: A New Perspective & Dream Plants for the Natural Garden
Oudolf’s work fundamentally changed how we understand the visual and ecological potential of herbaceous planting. His layered, naturalistic plant communities — designed for beauty across all four seasons, not just bloom time — are a direct influence on how we approach perennial and meadow planting palettes. If a Tjaden planting plan has a mood, it draws from Oudolf’s grammar.
Foundational Planting Design NaturalisticGarden Revolution
Weaner’s ecological approach to garden design — working with plant succession and site ecology rather than against them — is deeply aligned with how we think about long-term site management. His argument that designed landscapes should become less maintenance-intensive over time, not more, is one we make to clients every day. An essential counterweight to conventional horticultural thinking.
Foundational Ecology Native PlantsBuilding Inside Nature’s Envelope
A rigorous framework for designing the built environment — structures, infrastructure, landscapes — within the carrying capacity of natural systems. This book gives technical language and method to something we have always believed intuitively: that site development is only responsible when it operates within the ecological limits of a place. Essential reading for any landowner considering significant development.
Foundational Site Planning SustainabilityDesign literacy matters. Clients who understand the principles behind our recommendations make better partners — and better stewards of their land. This page is updated regularly as our reading and our practice evolve.
Our own six-acre working farm is the living test of everything on this page. When theory meets Maryland soil, this is where we find out what holds.