Archives

• Monarch Winter 2022–2023 Population Numbers Released March 21, 2023

  On March 21, 2023, the World Wildlife Fund-Telmex Telcel Foundation Alliance (WWF) and the National Commission of Protected Natural Areas in Mexico (CONANP),… Read more

• Arboretum Accepting Proposals for Research Fellowships November 9, 2022

  The Arboretum is soliciting proposals from graduate student researchers for the 2023 Arboretum Research Fellowships. Proposals should address our mission and vision and build on… Read more

• Jumping Worm Research Enhanced by Student Researchers September 29, 2022

  Non-native invasive species can negatively affect the conservation of native species, restoration goals for natural areas, and general ecosystem health. At the Arboretum, we manage… Read more

• The Longenecker Horticultural Gardens Lilac Collection August 30, 2022

  The Longenecker Horticultural Gardens lilac collection dates to the Gardens’ inception in 1935 and remains one of the largest collections in North America. While numerous… Read more

• Director's Note: Migratory Monarchs Added to IUCN Red List as Endangered Species August 1, 2022

  I spent much of the last week of July talking to reporters about the recent announcement from the International Union for the Conservation of… Read more

• Monarch Winter 2021–22 Population Numbers Released June 1, 2022

  On May 24, 2022, the World Wildlife Fund-Telmex Telcel Foundation Alliance (WWF) and the National Commission of Protected Natural Areas in Mexico (CONANP), released data… Read more

• Citizen Science Spotlight: Wingra Springs Monitoring and Common Loon Migration March 31, 2022

  Spring beckons us to get outside. It’s an eventful time of year to observe nature with the reappearance of many plants and animals. And it’s… Read more

• Arboretum 2022 Research Fellowship Recipients Announced March 31, 2022

  The Arboretum is pleased to announce the recipients of the 2022 Research Fellowships. Four graduate students were granted fellowships for projects that investigate conservation… Read more

• Twenty-third Arboretum Research Symposium Highlights Graduate and Undergraduate Student Fellows March 31, 2022

  The twenty-third Arboretum Research Symposium was held on February 17 to an appreciative and inquisitive virtual audience. The graduate student presenters were current or former… Read more

• Journey North Publishes Monarch Butterfly and Hummingbird Data Packages March 2, 2022

  For over twenty-five years, Journey North has tracked arrivals and departures of migratory species. And now, this volunteer-generated data is more accessible to researchers than… Read more

• Research Update: Lost City Invasive Shrub Management January 28, 2022

  Invasive plant species are prevalent in southern Wisconsin. Two common non-native invasive shrubs are buckthorn (Rhamnus spp.) and honeysuckle (Lonicera spp.). Landowners and managers allocate… Read more

• UW Arboretum Launches Community-based Research Survey on Jumping Worms September 27, 2021

  Jumping worms are a group of non-native invasive earthworms that are invading forests, gardens, and landscaped areas throughout the United States. The first confirmed population… Read more

• Curtis Prairie: A Restoration Gem July 1, 2021

  The science of restoration ecology traces its beginning to the UW–Madison Arboretum with the first attempt to turn an abandoned field into a tallgrass prairie. Read more

• Most of Wisconsin has no native earthworms. What's with that? June 17, 2021

  Plenty of Wisconsin gardeners are suffering from worm confusion. Alarms sounded a few years ago about invasive jumping worms, ramping up the anxiety for a… Read more

• What’s with These Invasive “Crazy” Worms and Why Can’t We Get Rid of Them? May 6, 2021

  Tiny, wriggling horrors are hatching right now, under our feet, across the country. No, not the billions of Brood X cicadas emerging throughout… Read more

• Jumping Worms Are Eating — And Altering — Wisconsin's Forest and Garden Soils April 5, 2021

  After months of cold and snow, the arrival of mild spring weather is beckoning gardeners around Wisconsin. Yet increasingly, green thumbs are being tested by… Read more

• Arboretum 2021 Research Fellowship Recipients Announced March 30, 2021

  The Arboretum is pleased to announce the recipients of the 2021 Research Fellowships. Three graduate students were granted fellowships for projects that investigate unique… Read more

• Arboretum Staff Receive Baldwin Wisconsin Idea Seed Project Grant for Jumping Worm Outreach March 30, 2021

  Seeing a need to learn more about the impact of jumping worms on native and ornamental plants commonly used in home landscapes, and then create… Read more

• Monarch Winter 2020–21 Population Numbers Released February 26, 2021

  According to newly released data, the population of monarch butterflies in Mexico wintering sites decreased by 26 percent over last winter. On February 25, 2021,… Read more

• New Zine Reveals the Wonderful World of Microbes February 11, 2021

  The Arboretum is excited to release The Wonderful World of Microbes – a fascinating and beautifully illustrated zine about the widespread influence of tiny organisms… Read more