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Demonstration Garden

Entry to Demonstration Garden showing fall colors

Location

1620 S. Union Street
Kennewick, Washington 99338

(In Kennewick’s Highlands Grange Park behind the Mid-Columbia Library)  Map it

The Demonstration Garden is free and open to the public daily from dawn to dusk. It is accessible with paved pathways.

The Place to Grow

The Demonstration Garden is an ongoing project of the WSU Extension Master Gardeners of Benton and Franklin Counties.  The garden is supported by WSU Extension Master Gardener volunteers and is funded entirely by donations from individuals, organizations, and local businesses.  This community asset has:

  • More than 26 distinctive and theme gardens.
  • 50 trees
  • 800 roses
  • 100 shrubs
  • Children’s garden at the serene 2.5 acre site

Have a peaceful stroll, take some pictures, bring a lunch, relax in the shade. Consult and visit with the WSU Extension Master Gardeners!

Want to host an event in the Demonstration Garden?  Contact Kennewick Parks & Recreation (link)

 

Goals

  • Raise public awareness of sound gardening practices through teaching, testing, and demonstration.
  • Demonstrate various types of locally suitable trees, shrubs, and other plants, and their uses in home landscapes and gardens.
  • Provide a place of beauty and tranquility for garden visitors of all ages.

map layout of the gardens

Take a tour
1. Entryway Garden
2. Accent Garden
3. Border Garden
4. Waterfall Classroom
5. Herb Garden
6. Vegetable Garden
7. Shade Garden East
8. Shade Garden West
9. Bird & Butterfly
10. Children’s Garden
11. Pickett Lane
12. Small Tree Arboretum North
13. Small Tree Arboretum South
14. Native Plants Garden
15. Xeriscape Garden
16. Japanese Garden
17. Four Seasons Garden
18. Medallion Garden
19. Formal Rose Garden
20. Rose Test Area
21. Ornamental Grass Garden
22. Formal Garden
23. Serenity Garden
24. Dwarf Conifer Grove
25. Yew-Peony Garden
26. Greenhouse
27. Sunny Terrace Garden
28. Large Gazebo

waterfall classroom under construction

finished waterfall classroom with team that helped create it
pathway through the trees

 

 

flowers growing in rocks
pink and white flowers
raised bed vegetable garden

 

 

Master Garden Demonstration Garden

Contact Us

WSU Extension Benton Franklin County

7102 W. Okanogan Place, Suite 102
Kennewick, WA 99336
Phone:  509-735-3551
Email

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