Landscapers Naturally – Emphasis On Native Materials

Native Plants Landscaping

We focus on using native plant material

Plant selection emphasizes hardy, colorful plants that are drought tolerant

Low Maintenance Yards

Water efficient irrigation
Irrigation auditing
Soil amendments to increase soil viability

Landscaping Steep Cites

Erosion control
Boulder installation and bank stabilization
Stair installation and rock steps to traverse slopes

We provide yard maintenance on schedules that will fit any budget.


Planting and Pruning trees, we keep your yard looking great all year long.

Our Story

We are Established in 1985, Stevenson & Associates has been offering landscaping and yard maintenance for our valued customers in the Portland Metro Area’s. Our designing personnel work efficiently and accurately to bring assurance that the work is done with full‚ satisfaction.


  • Past President of Oregon Association of Landscape Contractors
  • Member of Oregon Assoc. of Nurserymen
  • Member of Portland Rental Housing Assoc.
  • Member of American Irrigation Assoc.

Contact us to get your Free Consultation today