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Washington County Master Gardener Dragonfly LogoWashington County Master Gardener™

Public Events

Washington County Master Gardeners sponsor a variety of gardening–related demonstrations, lectures, seminars and workshops in various Washington County Oregon locations. Most of our events are free and open to the public. Please join us at any of the events listed here and be prepared for a fun, interesting and informative event.


Upcoming Events

Salad and Herb Table
Photo: Anna Stubs

Tuesday ◊ April 7 2015 ◊ 9:30 am

Container Gardening for Vegetables and Herbs
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Jerry Anderson and Bridget Shaw will lead a tour of the containers in the demo gardens. They'll discuss soils, fertilizers and drainage, and they'll match recommended plants with appropriate sized containers.


Intensive Gardening Bed at Demo Garden
Photo: Anna Stubs

Thursday ◊ April 09 2015 ◊ 6:30 – 8 pm

Intensive Gardening
◊ Gardening Speakers' Guild Program ◊

Hillsboro Main Library
2850 NE Brookwood Pkwy., Hillsboro, OR 97124Map

Free event, no registration needed, free parking

Do you want to take your vegetable gardening to the next level? An OSU Extension Service Master Gardener will introduce you to the techniques used in intensive gardening which will help you to produce the most from the gardening space that you have. Topics include techniques to plant densely, vertical gardening, interplanting techniques, succession planting, day length strategies, cultivar choices and more.


Wire Cylinder Compost Area
Photo: Anna Stubbs

Saturday ◊ April 11 2015 ◊ 10:00 am

Creative Composting
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Organizing composting goals will go a long way in selecting the system that is right for you. Join Deb Jones to review various systems and how they work. Participants will have hands on opportunity to set up the simple wire cylinder system.


Pollination at work
Photo: PollinatorPartnership.org

Tuesday ◊ April 14 2015 ◊ 9:30 am

Mason Bees and Other Native Pollinators
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Ron Spendal will cover the life cycle, nesting habits and management of mason bees.


Container peppers
Photo: Purdue Extension

Tuesday ◊ April 21 2015 ◊ 6:30 – 7:30 pm

Container Gardening
◊ Gardening Speakers' Guild Program ◊
◊ Grow It! series

Forest Grove City Library
2114 Pacific Ave., Forest Grove, OR 97116Map

Free event, no registration needed, free parking

Spring is finally here and with our occasional sun breaks and milder temperatures we are ready to think about this seasons gardening. Even the smallest patio or porch can boast a crop of vegetables or a garden of flowers in containers. Container gardeners are limited only by their imagination! An OSU Extension Service Master Gardener will share tips and techniques for planning and planting your container gardens. They will cover some basics, dispel some myths and inspire you with container gardening ideas.


Sage Plant

Thursday ◊ April 23 2015 ◊ 10:00 am

Selecting and Using Herbs
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map

Free event, no registration needed, free parking

Judy Fenker will show and discuss herb selection, location and soil conditions for a bountiful and beautiful herb garden with an emphasis on the culinary use of herbs.


2015 Plant Sale

Saturday ◊ April 25 2015 ◊ 9:00 am — 2:30 pm

Plant Sale
◊ WCMGA Fundraiser ◊

Hillsboro Armory
828 NE 28th Ave, Hillsboro, OR 97124Map

More Info...


Garden Planning and Advice

Saturday ◊ April 25 2015 ◊ 10:00 am

Planning Your Successful Vegetable Garden
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Learn the basics for garden placement, improving soil, using raised beds and deciding what to plant with Marilyn Berti.


SquareFoot Garden Bed
Photo: Anna Stubbs

Tuesday ◊ April 28 2015 ◊ 9:30 am

Square-Foot Gardening
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Jerry Knott will share techniques for growing vegetables in very limited spaces by maximizing planting density, and limiting the need for thinning, watering and weeding. He'll also provide tips for bed construction and soil maintenance.


Lawn Care
Photo: OSU Extension

Tuesday ◊ May 5 2015 ◊ 9:30 am

Grow a Greener Lawn
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

OSU Extension Service Community and Urban Horticulturist Weston Miller will share easy, sustainable ways to keep lawns looking great. Learn the latest on establishing, renovating and maintaining turf, and tips for mowing, mulching, watering and managing weeds without toxic chemicals.


Tomatoes on the vine

Tuesday ◊ May 12 2015 ◊ 9:30 am

Tomato planting 101
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Vern Vanderzanden will share tips for planting tomatoes and getting the most out of the growing season.


Oregon Natives
Photo: Oregon State University

Thursday ◊ May 14 2015 ◊ 10:00 am

Growing Northwest Native Plants
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map

Free event, no registration needed, free parking

Walk the Natives Path at the Garden with Leslie Hutchinson, and learn how, where and why to use these hearty species in landscapes.


Who is Eating my Veggies
Ummm...snacks!

Thursday ◊ May 14 2015 ◊ 6:30 – 8 pm

Vegetable Garden Pest Problems and Solutions
◊ Gardening Speakers' Guild Program ◊

Hillsboro Main Library
2850 NE Brookwood Pkwy., Hillsboro, OR 97124Map

Free event, no registration needed, free parking

Delicious vegetables are flourishing in your garden, but you find you are not the only one snacking! Fat caterpillars, aphids, beetles and more all want to share in the bounty! Although less than 1% of all insects are garden pests, those that are can create serious problems for a productive vegetable garden. An OSU Extension Service Master Gardener will introduce you to some of our most common pests and provide a variety of management options. Factors such as insect life cycles, the timing of planting, exclusion techniques and determining when the pest is most susceptible to control measures will be covered.


Veggie Garden
Photo: Anna Stubbs

Saturday ◊ May 16 2015 ◊ 10:00 am

Planting Your Vegetable Garden
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Bring a list of what you'd like to grow and learn how to start each vegetable and care for your young plants with Master Gardener Marilyn Berti. Observe vegetables growing in a variety of garden beds.


Cucumbers and squash grown vertically

Tuesday ◊ May 19 2015 ◊ 9:30 am

Vertical Gardening
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Jerry Anderson and David Russell of the Tualatin Valley Garden Club will discuss ways to maximize garden space. They'll cover using recycled and reclaimed materials such as wood pallets, bicycle wheels and other items. They'll also share which plant varieties give the highest yield in a vertical garden.


Waterwise Gaillardia And Hebe
Photo: Oregon State University

Thursday ◊ May 21 2015 ◊ 10:00 am

Waterwise Gardening
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map

Free event, no registration needed, free parking

A wide variety of landscape plants can thrive in the Willamette Valley's climate with little or no water once they are established. Join Carolyn Adams to learn about reducing water needs of conventional plants and creating a low–water garden.


Lavender
Lavender

Wednesday ◊ May 27 2015 ◊ 6:30 – 7:30 pm

Growing Herbs
◊ Gardening Speakers' Guild Program ◊
◊ Grow It! series

Forest Grove City Library
2114 Pacific Ave., Forest Grove, OR 97116Map

Free event, no registration needed, free parking

Growing herbs can be a sensory delight. There are culinary herbs, aromatic herbs and herbs that attract beneficial insects. But considering the high cost of fresh herbs why not grow your own? An OSU Extension Service Master Gardener will share the tips, techniques and plant recommendations for starting your own herb garden. Topics covered will be starting your beds, planting times, maintenance and harvesting. OSU Extension Service recommended varieties will also be shared.


Veggie Garden
Photo: Oregon State University

Saturday ◊ June 6 2015 ◊ 10:00 am

Gardening for Kids
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Learn about drought tolerant plants by exploring the garden, and make a succulent terrarium with recycled materials. Cici Polson teaches this class for children ages 7 to 12.


Lawn Care
Photo: Anna Stubbs

Tuesday ◊ June 9 2015 ◊ 9:30 am

Gardening Made Easy: Adaptive Gardening
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Jerry Anderson, Mary Felix, Bridget Shaw, Jeannine Rychlik and Lynn Wagner will share strategies and techniques that can allow people to continue gardening without suffering injuries such as sprains, strains and aching muscles. Pick up tips to keep gardening safely and maintaining a lifelong passion.


Pink phlox

Thursday ◊ June 11 2015 ◊ 10:00 am

Perennial Gardening Made Easy
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map

Free event, no registration needed, free parking

Marcia Strohecker shares tips to make gardening less work and more fun.


Broccoli unders snow
Snowy Garden

Thursday ◊ June 11 2015 ◊ 6:30 – 8 pm

Year –around Vegetable Gardening
◊ Gardening Speakers' Guild Program ◊

Hillsboro Main Library
2850 NE Brookwood Pkwy., Hillsboro, OR 97124Map

Free event, no registration needed, free parking

Once you have the basics down with your spring or summer gardens you may want to expand your gardening into the fall and winter seasons. An OSU Extension Service Master Gardener will lead you through the process of vegetable gardening year around. Topics will include what to plant and when, season extending techniques, when to harvest and more.


Window Sill Herb Garden
Photo: Weston Miller, OSU

Saturday ◊ June 20 2015 ◊ 10:00 am

Selecting and Using Herbs
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Judy Fenker shows and discusses herb selections, and location and soil conditions for a bountiful and beautiful herb garden with an emphasis on the culinary use of herbs.


Tuesday ◊ June 23 2015 ◊ 9:30 am

Have a More Successful Vegetable Garden by Understanding Soil, Compost and Fertilizer
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Tim Lanfri will talk about two methods that create high–quality soil — hauling in a planting mix to fill raised beds or amending existing soil. Purchasing soil is more expensive but shows immediate results. Improving existing soil is less expensive but will take years. Poor quality soil with low fertility is the main reason backyard vegetable gardens fail.


Learning Garden NW Natives
Photo: LG NW Natives

Thursday ◊ June 25 2015 ◊ 10:00 am

Growing Northwest Native Plants
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map

Free event, no registration needed, free parking

Walk the Natives Path at the Garden with Mary French, and learn how, where and why to use these hearty species in your own landscape.


Edibles and Ornamentals at the Jenkins Estate Learning Garden

Saturday ◊ June 27 2015 ◊ 10:00 am

Adding Edibles into Ornamental Landscapes
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Join Sue Ryburn in the garden to learn steps to plan and for and incorporate edible fruits, vegetables and herbs into the home garden alongside landscape plants. There are a multitude of edible plants that also make wonderful additions to the aesthetics of the home garden. Learn about design principles and the types of edible plants and varieties that do well in our area.


Garlic Scape

Tuesday ◊ June 30 2015 ◊ 9:30 am

Growing, Caring For & Using Culinary Herbs
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Linda Smith–Trombley will teach attendees to grow, care for, harvest and use culinary herbs.


Edibles and Ornamentals at the Jenkins Estate Learning Garden
Photo: A.L. Antonelli WSU

Saturday ◊ August 8 2015 ◊ 10:00 am

Mason Bees
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Learn the life cycle, nesting habits and management of mason bees with Master Gardener Ron Spendal.


SoilPrep
Photo: OSU Extension

Tuesday ◊ August 25 2015 ◊ 9:30 am

Improving Garden Soil
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

OSU Extension Service Urban and Community Horticulture Instructor Dr. Pukhraj Deol will talk about building good garden soil, the foundation of a healthy and sustainable garden. Attendees can bring a soil sample from their gardens. Deol will share research-based, thrifty and environmentally friendly methods of improving your garden soil.


Chickadee dee dee
Photo: USFWS Donna Dewhurst

Tuesday ◊ September 8 2015 ◊ 9:30 am

Attracting Pollinators & Birds
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Marci Degman will teach attendees to create a landscape that is both aesthetically pleasing and environmentally sound.


Tomato Taskint

Tuesday ◊ September 15 2015 ◊ 9:30 am

Tomato Tasting
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

The public is invited to taste heirlooms, old standards and new varieties of tomatoes and vote for their favorites.


Dividing Dahlias
Photo: Anna Stubbs

Tuesday ◊ October 6 2015 ◊ 9:30 am

Perennials – Divide and Conquer
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Jane Miller and Cindy Muir will explain how, when and which plants to divide with a hands–on demonstration. Bring overgrown clumps and they'll lead you through the division process.


Geraniums

Tuesday ◊ October 13 2015 ◊ 9:30 am

Geranium Cuttings for Propagation
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Daisey Parquet will take geranium cuttings and teach attendees how to maintain them over winter. Bring your own.


Wire Cylinder compost system
Photo: Anna Stubbs

Tuesday ◊ October 27 2015 ◊ 9:30 am

Simplifying Compost
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Deb Jones will review various composting methods. Participants will have a hands-on opportunity to set up the simple wire-cylinder system.


Mason Bee Cocoons
Photo: WSU

Saturday ◊ November 7 2015 ◊ 10:00 am

Cocoon Cleaning for Mason Bees
◊ In the Garden Series ◊

Learning Garden at Jenkins Estate
8005 SW Grabhorn, Beaverton, OR 97007Map
On weekends, use the second entrance (Camp Rivendale) on Grabhorn Road and park there. Walk past the play structure down to the Learning Garden.

Free event, no registration needed, free parking

Ron Spendal will demonstrate the sand cleaning process. Bring your own mason bee nests and/or cocoons to be cleaned.


Dividing Dahlias
Photo: Anna Stubbs

Tuesday ◊ November 10 2015 ◊ 9:30 am

Fall Rose Pruning
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Bill Klug will prune the 32 roses at the demonstration garden. Bring gloves, and tools to be sharpened.


Dividing Dahlias
Photo: Anna Stubbs

Tuesday ◊ November 17 2015 ◊ 9:30 am

Winter Dahlia Care
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Bob Campbell will show attendees how to dig, divide and store dahlias for the winter to ensure healthy spring tubers. Bring gloves and dig up dahlias tubers for division.


Dividing Dahlias
Photo: Anna Stubbs

Tuesday ◊ December 1 2015 ◊ 9:30 am

Mason Bee Cocoon Cleaning Workshop
◊ In the Garden Series ◊

Demonstration Garden at the Washington County Fair Complex
NE 28th Ave, Hillsboro, OR 97124Map
Go west on Cornell Road after the main entrance, turn left onto NE 25th, and make a sharp left turn onto NE 28th. Enter the fairgrounds at the Fairplex Clover Leaf entrance. The Garden is on the left

Free event, no registration needed, free parking

Ron Spendal will show attendees to how to clean their mason bee nests and cocoons with the sand cleaning process. Bring nests and/or cocoons to be cleaned.



Problems, questions, or suggestions? Contact: webmaster@metromastergardeners.org


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