Ask Extension
Ask Extension
UW-Madison and Extension offered a wide variety of services when it comes to taking care of your home and garden. From testing the nutrients in your garden soil to identifying the insect that has invaded your basement and even helping you figure out why your shrubs are turning brown, there is a specialist who can help find the answers.
Ask Wisconsin AnswerLine
Get reliable answers from trusted Extension experts.
Wisconsin residents can call or email the Ask an Expert AnswerLine to get answers to common questions about food safety, home food preservation, household management, and more. This service is part of a partnership between UW–Madison Extension and Iowa State University Extension and Outreach. The information provided is based on the latest research and is free to the public.
Contact the AnswerLine
Phone: 1-866-540-4636
Email: answer@iastate.edu
Hours: Monday–Friday, 9:00 a.m.–12:00 p.m. & 1:00–4:00 p.m. CST
Closed on holidays.
What to Expect
You’ll speak with a real person. No bots or call centers.
You’ll get reliable, unbiased information based on the latest science and Extension research.
If your question can’t be answered right away, we’ll follow up.
What You Can Ask
Home food preservation (canning, freezing, drying)
Food preparation and safety
Nutrition and household management
Questions about Dial Gauge Pressure Canner Testing? Click here to learn how to have your dial gauge pressure canner tested for accuracy, why it matters for safe food preservation, and explore a map of Extension offices that provide this service.
AnswerLine at Home
Practical, research-based tips for your home and kitchen.
The AnswerLine at Home video series, created by Iowa State University Extension and Outreach, offers short, easy-to-follow videos that help you make safe, informed choices at home. Topics include safe food preservation, kitchen tools and techniques, seasonal safety tips, and other common household questions.
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