We teach, learn, lead and serve, connecting people with the University of Wisconsin, and engaging with them in transforming lives and communities.



UW-Madison Division of Extension Door County
County Government Center
421 Nebraska Street
Sturgeon Bay, WI 54235
Phone: 920-746-2260
Fax: 920-746-2531
Office Hours:  M-F 8 am to 4:30 pm


NOTICE:   Due to the COVID-19 virus outbreak and guidelines from Wisconsin Department of Health Services, UW-Madison, and federal agencies, our office will have limited availability and access. Our staff are working remotely and many of our events have been postponed or being offered virtually. Call 920-746-2260 for more information. For the latest information on COVID-19, visit the Wisconsin Department of Health Services.  


RESOURCES – Dealing with the effects of Covid-19








2017 DOOR COUNTY LOCAL PRODUCERS    Guide – updated 1/16/17

A listing of agricultural producers that grow or raise food or fiber for sale within Door County and nearby Kewaunee County.  Also included are listings of Door County restaurants and retailers that use or sell locally produced agricultural products.




Intended for persons requiring certification or re-certification in order to apply restricted-use pesticides.  A private applicator is a person applying pesticides to produce an agricultural product (including forestry, nursery or greenhouse) on land owned or rented by the person or the person’s employer. Required for private applicators who apply restricted use pesticides. Examples of private applicators include a farmer applying pesticides to his crops on his owned or rented land or an employee of that farmer doing the same; greenhouse or nursery workers making pesticide applications on the land or in the greenhouses of their employer.  You have the choice of either attending a classroom training or self-study. Questions? Call 920-746-2260

  • SELF-STUDY OPTION:  The certification fee (includes the training manual – 8th edition) is $30.00 (cash or check only).  Must purchase the manual at the Extension Office — office hours are 8 am-4:30 pm Monday-Friday (please call before you visit.)   Make checks payable to Door County UW-ExtensionIf you have questions, call 920-746-2260.



CUSTOM RATE GUIDE (last updated 2017)


 credit reportCheck Your Credit …



Past Extension PowerPoint Presentations on:

Field Soil Sampling
Garden Soil Sampling
Gardening in Small Spaces
Garden Pests and Beneficial Insects


Master Gardening is for everyone.  In Wisconsin, Master Gardeners are trained volunteers who aid University of Wisconsin-Madison Division of Extension county staff by helping people in the community better understand horticulture and their environment. This site can help you learn about becoming a Master Gardener, find information about horticultural topics, and connect to the statewide network of Master Gardener associations.


For information on the training class, please visit the Door County MG website:  http://www.dcmga.org/become-a-mg.html

⇒  The 2020 training class is full.  If you would like to get on next year’s list, contact the Door County Extension Office at 920-746-2260.  

Learn more about:
Master Gardener Program in Wisconsin
Door County Master Gardeners




Phone:  920-743-5406


Peninsular Research Station – from 2011 Fruit School presentation: