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Johnson County K-State Extension

We are dedicated to a safe, sustainable, competitive food and fiber system and to strong healthy communities, families, and youth through integrated research, analysis, and education.

Bringing K-State to Johnson County

Here at the K-State Johnson County Extension Office, we pledge to serve our community in a variety of ways, from health and nutrition, to agricultural and horticultural needs, money management, and much more. We exist to help others through Kansas State University knowledge and information in order to better serve our communities, specializing in problem-solving, education, and community service.

Since 1917, the Johnson County Extension Office has dedicated our time and resources to ensure that the community of Johnson County continues to grow and thrive.

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What's Happening

Public Garden Tour 2026 June 12th and 13th

Step inside six beautiful private gardens and discover inspiration, creativity, and expert gardening ideas. Visit the Garden Thyme Marketplace, Dennis Patton Garden Gallery Demonstration Garden and Extension Expo for more!

Wonders of Discovery June 18, 2026

The Wonders of Discovery event is hosted annually by the Johnson County Extension Master Naturalists to celebrate National Pollinator Week. It is free and open to the public for all ages. Visitors can explore beautiful gardens of blooming native plants that attract a variety of pollinators, including bees, butterflies, bats, and birds.

Soil test graphic

Soil testing tells you what nutrients your soil needs, helping you apply the right fertilizer or amendments for healthy plants. It protects the environment and boosts garden and lawn success—especially when done before annual fertilization.

Newsletters

Our newsletters are created by our agents and staff here in the Johnson County office. These newsletters are written on timely topics that impact our county residents and the Kansas City area.

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