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Welcome to Allen Centennial Gardens

Allen Centennial Gardens is the public garden and outdoor teaching garden for the Horticulture Department of the University of Wisconsin-Madison.The Gardens’ mission is to serve as an outdoor classroom for University students and staff but also serves as educational outreach to the public from community and region as well as the professional green industry and visitors from outside the state. The 2.5 acre garden demonstrates thousands of ornamental plants including annual flowers, perennials, tropicals and temperannuals, deciduous trees and shrubs and conifers including 21 individually themed gardens. Landscape architecture and landscape design styles are featured and highlighted.

Allen Centennial Gardens is open 365 days a year from dawn to dusk. Our operational budget is 100% self-funded, including salaries. Volunteerism is encouraged and welcomed. There is no admission fee but donations are appreciated! The beauty and education we provide is based on the generosity of others. Weddings and other events may be held at the Gardens and photography permits for professional photographers are available.


  • Jun 14, 2014, Special Plant Auction and Runway Show. 5:00pm-8:00pm.
  • May 24, 2014, Hosta Sale at Allen Centennial Gardens. 9:00am-12:00pm.
  • May 10, 2014, Family Gardening Day sponsored by Science Alliance held at U.W.-Madison, D.C. Smith Greenhouses, Steenbock Library and Allen Centennial Gardens. 10:00am-2:00pm.
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  • Jun 14, 2014, Review of our Posh Plants event!
  • Jan 01, 2014, Annual Theme Announced
  • Dec 18, 2012, 2012 ACG Photobook
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