
Managing Spotted Lanternflies
This destructive, invasive insect poses a threat to Delaware's agricultural economy.
Welcome to UD Cooperative Extension
In 1869, the University of Delaware (UD) College of Agriculture and Natural Resources was established as the state’s land-grant university with a mission consisting of three elements: teaching, research and “extension”.
Cooperative Extension fulfills the third part of this mission: bringing knowledge to the people of Delaware. Today, we offer university knowledge, research and resources — just for you! You have questions.
We have expert answers. From nutrition , Master Naturalist , Master Gardeners to 4-H youth clubs and programs that support local agriculture — UD Cooperative Extension has something for everyone!
Make a DIFFerence
Getting involved with UD Cooperative Extension is an excellent way to support and improve your Delaware community. Whether you're volunteering as a 4-H Adult Leader or donating to supporting an Extension Scholar, your local Master Gardener program, UD Cooperative Extension is grateful to have your involvement!
AGENTS FOR CHANGE

Each year, impact statements summarize the accomplishments of our educational efforts! The latest impact statements are available in both text and infographic formats.
Trending Stories
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How Do We Define Early Planted Soybean?
February 10, 2025 | Written by: Jarrod Miller, Agronomy Extension SpecialistTraditionally, soybean planting has occurred after corn planting is completed. However, as Delmarva farmers explore methods to increase yield, earlier planting dates are being considered. With earlier planting comes cooler soil temperatures and a higher risk of seedling losses, raising the question: how early is too early? -
A High Five for the return of the 4-H Delaware State Leader Forum
February 05, 2025 | Written by: Michele Walfred, Communications Specialist4-H volunteer leaders from across the state met in Georgetown on Saturday, February 1, 2025, for a day of fellowship and training - learning new skills to implement at their club levels. -
The New You is coming through resilience
February 03, 2025 | Written by: Jennifer Seabrook-Scott, Health & Well-Being Extension AgentPeople often treat the clock as a magical artifact, believing that when it strikes midnight on New Year’s, they will become new and improved. Now that we are in February, how new do you feel? Have you maintained your resolutions or lifestyle changes? The truth is, the clock doesn’t change us; rather, adversity does. Adversity—difficult or challenging events—can foster resilience if we adapt positively. -
UD’s impact at Delaware Ag Week
January 28, 2025 | Article by Michele Walfred and Katie Peikes Photos by Michele Walfred and Jackie CzachorowskiUD faculty and staff help Delaware agriculture professionals face emerging issues Emerging crop diseases keep farmers on their toes. One of them, southern blight, is a serious fungal disease with a menu of 500 host plants. “It can be tremendously problematic,” said Alyssa Betts, University of Delaware extension plant pathologist, during Delaware Agriculture Week, held January 13-16. “It is a very aggressive fungus; it can take down a whole plant in a fast amount of time.”
Additional information: Office Locations & Staff Directory | Civil Rights Statements | Annual Impact Statements