1. K-State home
  2. »Research and Extension
  3. »Johnson County
  4. »Lawn and Garden
  5. »International Master Gardener Conference

Johnson County

Research-based Information You Can Trust — Localized for your needs

Johnson County
11811 S. Sunset Drive
Suite 1500
Olathe, KS 66061

Office Hours:

Monday - Friday,
8:30 a.m. - 5 p.m.

(913) 715-7000
(913) 715-7005 fax

Map to our office

K-State Research and Extension is committed to making its services, activities and programs accessible to all participants. Reasonable accommodations for persons with disabilities may be requested by contacting Johnson County Extension at (913)715-7000. Notify staff of accommodation needs as early as possible.

Kansas State University Agricultural Experiment Station and Cooperative Extension Service

K-State Research and Extension is an equal opportunity provider and employer.

International Master Gardener Conference

You are invited to attend the following events without registering for the full conference. The Tour of Private Gardens, Evening Speakers, and an amazing Garden Thyme Marketplace Trade Show.

This event for Master Gardeners from around the world is held every other year in locations across the United States and Canada. The gardening public is invited to register and attend all conference activities. It is a once-in-a-lifetime opportunity to see and hear so many dynamic speakers, exciting tours, and interactive workshops.

The IMGC 2023 will be hosted by Johnson County Extension Master Gardeners in Overland Park, Kansas. A growing and vibrant city, Overland Park has the second largest population in the Kansas City metropolitan region and consistently ranks as one of the most livable cities in the U.S. We invite you to watch this warm welcome from our very own EMG community.

Learn more about the conference by watching our welcome video. https://imgc2023.com/youre-invited/

     These once in a lifetime events are open to the public!

Learn More About the Events Open to All

Many of the events held during the IMGC are for conference attendees. We are pleased to offer several events to the public.

  • Tour of Private Gardens, June 17 and 18, 2023-SOLD OUT
  • Evening Featured Speakers-Enjoy presentatations about Gardening in England, Monarch Migaration, and Tales of a World Renowned Plant Explorer.
  • Garden Thyme Marketplace-Hours and Vendor List
    • Browse and shop a Trade Show featuring garden related products and nature-inspired creations by local and regional artists, crafters and businesses.
    • Free and Open to the Public