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Douglas County

K-State Research and Extension Douglas County 
2110 Harper Street
Lawrence KS 66046

Hours: 8 am - 5 pm
Monday - Friday



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Lawn and Garden

Maintaining attractive communities and home landscapes increases property values and promotes an improved quality of life that makes Douglas County a great place to live.

Whether you have questions about lawns, vegetables, flowers, or landscape maintenance, Extension information is available to help you. Our Extension garden experts and trained subject matter specialists are prepared to provide you with non-biased, research-based information. Scroll down for a list of our monthly education programs.

K-State Garden Hour - topics from lawns to tomatoes, pollinators to compost

USDA Plant Hardiness Zone Map Updated

Kansas Healthy Yards & Communities  Tips and videos on plant care, vegetable gardening, lawn care, fruit production and more!

Horticulture Information Center Here you will find a weekly horticulture newsletter loaded with timely information, a link to some of the most common plant and pest problems, lists of recommended plants, and a link to a searchable database of K-State publications on all manner of topics. 

Soil Testing

Test your soil's pH and nutrient levels to determine what kind and the right amount of fertilizer to apply. You might be spending money on nutrients that you don't need. Download the document on How to Take a Soil Sample for more details.

Extension Master Gardener Hotline

Got garden questions?
Call or email the Douglas County Extension Master Gardeners
Email: dgcogardenhotline@gmail.com or phone: 785-843-7058 to leave a message.


Finding good advice for your landscape and garden - presentation by Sharon Ashworth on Nov. 13th, 2021. This document contains links to a world of horticultural information available from K-State Research and Extension.

The Extension Master Gardeners (EMG) host educational presentations each month from January through November. Watch for announcements on this page and on the EMG Facebook Page.

You can watch all our recorded presentations, and much more, on our EMG YouTube channel.

2022 Extension Master Gardener Monthly Education Programs

Wed, Feb 16thAdvanced Tree ID (1.5 hrs), Kim Bomberger. See YouTube channel for recording

Sat, Mar 19thCreating Livable Environments for Birds, Chuck Otte, KSU

Wed, Apr 20thDaylilies in the Garden, Laura Ross, DGCO EMG

Sat, May 21stDesigning Outdoor Spaces, Leslie Wren

Wed, June 15thDesigning with Native Plants, Patti Ragsdale, owner of Happy Apples Native Plant Farm

Sat, July 16thMaking Sense of Latin Plant Names, Caleb Morse, Collection Manager, R. L. McGregor Herbarium

Wed, Aug 17th Maintaining Fruit Trees, Matt Bunch, Giving Grove as part of KC Community Gardens

Sat, Sept 17thHarvesting and Preserving Seeds, Matthew and Nancy Kost, Buffalo Seed Co

Wed, Oct 19thChanging Weather Patterns in Kansas, Christopher (Chip) Redmond, KSU Meteorologist

More Master Gardener Information

Horticulture Program Staff

Sharon Ashworth
Horticulture & Natural Resources Agent