Growing Customers for Life

Since 1956, we’ve been growing customers for life through our landscape design, build, and maintenance of award-winning landscapes. We’re confident that we can help you create your dream outdoor living space!

Award-Winning Landscape Design

There are so many things that set us apart from other Portland landscape companies. Our quality of work, level of service, years of experience, and the awards we’ve won are just the beginning.

Let's Work Together

Building your landscape should be an easy and rewarding collaboration from start to finish. We combine your ideas and needs with our expertise while considering budget sensibility to create a unique landscape design just for you.

We Love What We Do

We are honored to serve residents from the Portland metro area to the Oregon coast and beyond with custom residential landscaping design and installation, since 1956. We take great pride in our work and aim to create landscape designs that are direct extensions of our clients.

Our goal is to design and build outdoor living spaces that you love spending time in. We’re confident that we can help you create your dream yard, so let’s work together!

DESIGN/BUILD
WATER FEATURES & FIRE PITS
IRRIGATION & SPRINKLERS
PLANTS & TREES
SOD & SEED LAWNS
DRAINAGE & RAINWATER SYSTEMS
PATIOS, PATHS & DRIVEWAYS
WALLS & STEPS
NATURAL STONE & PAVERS
SYNTHETIC TURF & PUTTING GREENS
LIGHTING SYSTEMS
PRUNING & CLEANUPS
CONTAINER PLANTINGS
RESIDENTIAL LAWN MOWING
WEEKLY MAINTENANCE SERVICES

DESIGN/BUILD LANDSCAPING
WATER FEATURES & FIREPITS
IRRIGATION & SPRINKLERS
PLANTS & TREES
SOD & SEED LAWNS

DRAINAGE & RAINWATER SYSTEMS
PATIOS, PATHS & DRIVEWAYS
WALLS & STEPS
NATURAL STONE & PAVERS
SYNTHETIC TURF & PUTTING GREENS

LANDSCAPE LIGHTING SYSTEMS
PRUNING & CLEANUPS
CONTAINER PLANTINGS
RESIDENTIAL LAWN MOWING
WEEKLY MAINTENANCE SERVICES

Award-Winning Landscapes Every Year Since 1995

Outdoor residential landscape lighting for a patio with an outdoor kitchen - Residential Landscaping by Dennis' 7 Dees

We stand out from other Portland-area residential landscaping companies with our exceptional quality of work, excellent service, decades of experience, and dozens of national awards.

You can trust us to make your landscape dream a reality, with peace of mind knowing we create custom-designed landscapes to fit your property and lifestyle, with only the best materials and staff.

Browse our portfolio to see a stunning array of residential landscaping projects we’ve completed over the years, including just some of our award-winning properties highlighted by the National Association of Landscape Professionals (NALP). We’re proud of our team and look forward to bringing your landscaping dreams to life!

What People Are Saying About Us

Our Landscape Design/Build Process

1. Consult

  • We start the process by getting to know you and your landscape
  • Together, we define your goals and how you want to use your landscape
  • We assess your property’s unique features and opportunities
landscape plan design discussion with client

2. Concept

  • We evaluate potential solutions and discuss general budget
  • We research local zoning and coding regulations and ensure your project meets those requirements
landscape plan design

3. Design

  • Receive a custom landscape design from your designer
  • Review your plan and provide feedback or give the “go-ahead” to move forward
  • Confirm the proposal and we add it to the schedule
Custom residential landscaping with firepit, pool, hot tub, water features, pathways, lawn, plantings, and more

4. Build

  • Your new landscape is installed on time and on budget by our expert installation teams
  • Our standards include spotless safety records, a focus on cleanliness and organization, and respectful crews
Landscaping and pruning services - Outdoor careers at Dennis'7 Dees

5. Maintain

Why Choose Dennis’ 7 Dees for Your Landscape?

Earn every time you shop

Turnkey Process

Our comprehensive design/build process means a fluid experience with seamless communication. Details won’t get lost in translation as they can with multiple contractors. From design to installation, we handle all the details—sourcing materials, securing expert and reliable subcontractors, and ensuring your completed landscape is just how you envisioned.

Birthday Coupon

Ample Resources

Increased buying power and economy of scale help us keep costs reasonable, offer extensive options, and minimize supply chain issues. Our longstanding position in the community and in the landscaping industry has allowed us to establish strong relationships with the best suppliers in the market.

Livability & Aesthetics

Protected Investment

After installation, we provide a warranty on your plants and hardscapes to protect your investment. Our knowledgeable landscape maintenance team also makes it easy for you to keep your landscape thriving through each season and for many years to come.

Get Your Landscaping Quote Today

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Landscaping Blog Articles

Fall Bulbs for Spring Flowers

Planting bulbs in the Fall is one of the greatest investments you can make for your future happiness. When early Spring weather is grey and miserable and being outside is the last thing on your mind, nothing beats looking out of your window to a...

Our Favorite Trees, Shrubs & Vines for Fall Color in the Landscape

What's the best part about fall? Some may say it's the pumpkin lattes and comfort food, the cozy scarves and boots, or the crisp air and refreshing rain showers... the list goes on and on. We may be biased, but our absolute favorite part about this...

Tips for Budgeting Your Landscape Project

Investing in a new landscape for your home is a smart decision. Not only does it boost curb appeal and give you and your family a beautiful and functional outdoor space, landscaping increases your home value while providing long-term ROI (return on...

Solutions for Landscape Drainage Problems

Even though drainage may not be the first thing that comes to mind as your next stunning landscape improvement, perhaps it should be. With an average of 36 inches of rain per year in the Portland area, all that water needs to go somewhere! If...

Easy Water Gardens & Basic Fountain Care

As spring turns to summer, our minds often shift to thoughts of outdoor gatherings with friends and family. Blooming containers, flowering hanging baskets, and bountiful raised beds all enhance our outdoor spaces with color, fragrance, and tasty...

Gardening With Nandina (Heavenly Bamboo)

Heavenly Bamboo, a.k.a. Nandina, is a commonly used evergreen shrub for northwest landscapes. It has earned its reputation as low maintenance by being adaptable to a range of soils and sun exposure, having few pest/disease issues, and being deer...

All About Boxwood

Boxwoods have been used for centuries in European gardens and are now commonly planted in American landscapes coast to coast. Grown as traditional hedges or edging between garden areas, trimmed into topiary forms or potted, boxwood shrubs serve...

Elevate Your Landscape With Raised Garden Beds

With visual appeal, convenience, and controlled soil conditions, it’s no surprise that raised garden beds are popular among novice and seasoned gardeners alike. Whether you’re just starting to work with your green thumb or have been tending your...

Big Landscaping Ideas for Small Backyards

For those of us who live in the city or on a smaller plot of land, we don’t have much room for an extensive landscape design. At Dennis’ 7 Dees, one of the main concerns we hear from some of our clients is that their space isn’t large enough for...

Landscape Lighting: See Your Yard in a Whole New Light

With Daylight Savings coming to an end, the days are getting shorter and the nights are getting longer… cue Lydia Deetz: “My whole life is a dark room. One. Big. Dark. Room.” Perhaps that’s a bit dramatic, but you get the drift—a lot less sunlight...

Why Should You Invest in Landscape Design?

Earn every time you shop

Environment

  • Clean air of pollutants
  • Control temp extremes
  • Reduce erosion, runoff, flooding, and evaporation
  • Reduce soil degradation
  • Nurture ecosystems and biodiversity
piggy bank icon

Finance

  • Boost home value
  • Attract prospective buyers
  • Reduce heating/cooling costs
  • Reduce water cost
  • Reduce maintenance
  • Homegrown food
  • Support local business
Birthday Coupon

Safety

  • Improve home security
  • Create natural barriers
  • Eliminate tripping and slipping hazards
  • Reduce fire hazards
  • Shade for sun protection
  • Safer setting for kids/pets
  • Improve night visibility
Livability & Aesthetics

Livability

  • Curb appeal
  • Unique, personal touch
  • Minimize noise
  • Increase privacy
  • Decrease stress
  • Spaces to relax and entertain
  • Foster active lifestyles
  • Fresh landscape all year

Our Partners in the Industry

Belgard certified contractor for premium pavers, hardscapes, and patios for Residential Landscaping by Dennis' 7 Dees
Rainbird logo for premium sprinklers and irrigation for residential landscaping installed by Dennis' 7 Dees
Hunter logo - premium sprinklers and irrigation systems installed by Dennis' 7  Dees
FX Luminaire logo for premium outdoor and landscape lighting - installed by Dennis' 7 Dees
Mutual materials logo for hardscape and patio stones installed by Dennis' 7 Dees
Willamette Graystone logo for premium interlocking pavers, paths, and retaining walls installed by Dennis' 7 Dees

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