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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.

Native Grasses and Forbs


Using native grasses and flowers in pastures and landscaping provides many benefits to wildlife, ecosystems, landowners, and homeowners. Native plants adapated to our area and can usually tolerate the range of soil conditions available, so most don't need fertilizer or additional watering once established. Our office has many resources available, check out the following links for more information.

Big Bluestem

Photo from Kansas Wildflowers and Grasses.

Mid to large-scale native plantings

We have resources for a Native Seed Cost-Share program in partnership with Johnson County Stormwater Management.

There is in-depth information on preparing the soil for planting in the native planting guides from the Douglas County office.

Small-scale native plantings

Wanting to do native plants on a small scale? Check out our horticulture section on Native Gardens. Also, K-State Research and Extension publication on Establishing and Maintaining Native Plants in Small Areas

Native Plant Guides

Establishing Native Grasses

Native Grass ID

Native grass seedling ID

Contact Us

Amy Keigher