Sunlight shines through trees in the Longenecker Horticultural Gardens at the University of Wisconsin-Madison Arboretum during spring on May 3, 2020. (Photo by Bryce Richter / UW-Madison)

The Extension Horticulture Program provides research- and evidence-based horticulture management education, resources and decision-making tools to home gardeners and commercial horticulture practitioners. UW-Madison, Division of Extension, Horticulture Program serves the people of Wisconsin through county offices and also covers a wide range of technical support through soil testing and analysis, general plant disease diagnostics, turfgrass disease diagnostics, general insect identification, commercial fruit production, commercial vegetable entomology, commercial vegetable pathology, and commercial produce safety. The program is staffed by Extension educators and on-campus specialists throughout the state.

If you have a home gardening question please use our Ask a Gardening Question form.

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