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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.

Evening Featured Speakers

These nationally and internationally known speakers have been selected to enlighten and expand your knowledge. Sessions will include light appetizers and a cash bar. There is a fee to attend. Registrants can purchase a ticket to each evening event individually or, for a discount, all three events. The programs will be held at the Overland Park Convention Center. Tickets include light appetizers and a cash bar. Sessions begin at 6:30 with a social and speakers begin promptly at 7 p.m.


$49 per session

Attend all three for $109
(save $38!)
Purchase Tickets for Bundle

Leigh Hunt

Sunday, June 18, 7:00pm   

Purchase Tickets for Leigh Hunt

Leigh Hunt

Royal Horticultural Society, London England

Sit back and take an enjoyable visual tour around the captivating gardens of the United Kingdom. Discover the variety of environments, changing conditions and developing approaches to growing ranging from Scotland to the South Coast. Learn about the focus on sustainability and making gardens work harder for the environment. We are sure you will take away many tips which can be applied to our gardens for greater success and beauty.

About the presenter: Leigh leads a team of Assistant Advisors, within the RHS Advisory Service, who answers over 70,000 questions each year from RHS Members and flower-show visitors. A popular speaker on a variety of programs, his work is based on scientific research, ensuring advice is evidence-based and up-to-date.

Leigh leads the Society’s urban greening program using scientific proof to highlight the remarkable benefits of urban gardens. The goal is to inspire homeowners to value and improve their own gardens and influence organizations who work in this field.
Professionally, Leigh trained at the Kew Royal Botanic Gardens, and he has worked as a technical advisor on BBC Gardeners’ World Magazine for five years.

Sarah Dykman

Tuesday, June 20, 7:00 pm

Purchase Tickets for Sara

Sara Dykman

Amphibian Research and Outdoor Educator, winner of 2021 Outdoor Book Award for “Bicycling with Butterflies”

Sara made history as the first person to bike alongside the monarch butterfly on her 10,201 mile journey to help learn more about this keystone species. Join this journey as Sara shares her experiences, stories, and the information we all need to know to help protect, preserve and enhance the pollinators needed for survival.

About the presenter: Sara Dykman is a native of Johnson County, Kansas. Her book, “Bicycling with Butterflies,” won the 2021 National Outdoor Book Award. She is the founder of beyondabook.org, which fosters lifelong learners, boundary pushers, explorers, and stewards. She works in amphibian research and as an outdoor educator, guiding young people into nature so they can delight in its complicated brilliance. She hopes her own adventures—walking from Mexico to Canada, canoeing the Missouri River from source to sea, and cycling over 80,000 miles across North and South America (including the monarch migration trip) — will empower young and old to dream big.

Daniel Hinckley

Wednesday, June 21, 7:00 pm

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Daniel J. Hinkley

Plantsman, Author, Garden Designer

You will not want to miss this chance to see and hear one of America’s foremost horticulturists. Daniel will help us understand what it takes to create a pleasing landscape. Using his talents, background and experience, Daniel will incorporate his style and humor into an enjoyable presentation, providing us with practical ways to enhance and enjoy our landscapes.

About the presenter: Daniel J. Hinkley, plantsman, author, plant collector, lecturer and co-founder of Heronmedia, a publications, design and consulting business located in the Pacific Northwest. He has created iconic gardens with Heronswood and Windcliff. A talented writer and speaker, his information has appeared in Fine Gardening and PBS Nova. He was a garden consultant for Martha Stewart. Daniel has authored several best selling books and publications. He will bring his unique style, experiences, and humor for an enjoyable presentation, certain to be horticulturally sound and immensely entertaining.