Master Gardeners™ are trained volunteers, educated through OSU Extension Service to offer the local community Reliable, Relevant and Reachable gardening information and education opportunities.

Reliable: our gardening advice and education is science-based.

Relevant: customized information for your gardening situation.

Reachable: call us on the phone, email us a question, or visit with us at markets or gardens in your community.


Free Lectures


We hold lectures on the 2nd Monday of each month (except July and August) at the Milwaukie Center.  Lectures are free and open to public.


April 8, 2019
Fantastic Ground Covers and Where to Find Them – Mark Leichty, Little Prince Nursery www.littleprinceoforegon.com


04littleprinceMark Leichty will share his wisdom about ground covers for our part of the world, and if that wasn’t exciting enough, he’ll give us the inside track on all the wonderful plants Little Prince has to offer. Besides groundcovers, there are perennials, NW natives, succulents, ornamental grasses, ferns, and other far-from-ordinary plants. The Little Prince brand includes unique categories of plants, separated by how they are used in the garden or other distinct qualities including FOOT TRAFFIC PERENNIALS™, COMMON GROUND®, BLADES OF GLORY®, CLIFF HANGERS®, FIT FOR A KING®, GROUND CONTROL®, MADE IN THE SHADE, NATIVE GROUND®, and WATER MISERS®. See  the Monthly Lectures page for more information


Calendar of Events – Master Gardener happenings coming soon


Native Plant Sale at Tree School 

March 23, 2019, 9:00 – 3:30 at Clackamas Community College – Randall Hall.  Proceeds benefit ongoing projects at Hopkin’s Demonstration Forest Native Plant Garden (cash or checks only please).


Oregon City Farmers Market Annual Seed Swap

Saturday, March 30th, 2019 10am-2pm. Bring seeds, pots and tools to swap. (No plants please)  Click for more information.


Washington County Master Gardeners Gardenfest Plant Sale

Saturday April 27, 8 am – 2  pm. PCC Rock Creek Campus – 17705 NW Springville Road, Portland. Click for more information


Spring Garden Fair

Saturday and Sunday, May 4 & 5 at the Clackamas County Event Center.  Visit www.springgardenfair.org for all the details!


Multnomah County Master Gardeners’ Incredible Edibles Plant Sale

Saturday May 11, 10 a.m.- 3 p.m. at the Westminster Presbyterian Church, 1624 NE Hancock St.  Click here for more information



Clackamas County Master Gardeners are the folks who put on the annual Spring Garden Fair, bringing together over 7,000 gardeners with over 150 plant and garden-art vendors.