Cal-IPC Symposium

Composite image of a man in standing in a field of poppies, a mixed group of people in hardhats stand proudly atop a large brown pile of cut Arundo, a man in a hard hat and face mask hauling a load of Arundo, and a woman with a shovel over her shoulder walking through a field. Text overlay reads “Cal-IPC 30-Year Anniversary: Expanding Community to Protect Biodiversity, 2021 Cal-IPC Symposium, Oct. 26-29, Online”

Photos (left to right): Shawn Thorin, Ian Torrence, Jessica Plance, Jose Gomez

Cal-IPC 30-Year Anniversary Symposium | Oct. 26-29, 2021 | Online

View the Program. Presentations will be posted online soon.

A Latino man in glasses and a black shirt points to a poster while talking to a smiling Italian woman

Join us to connect with colleagues and learn. Photo: Claire F. Meyler

Thank you to the 770 land managers, researchers, and conservationists who joined us to celebrate 30 years of learning with Cal-IPC! We gathered online to share session talks, discussion groups, and posters covering a wide range of topics related to invasive plant biology and management.

2021 Photo Contest winners announced!

Congratulations to this year’s winners. See them yourself, and join us next year for another exciting contest.

Thank you to our 2021 Symposium Sponsors

Your support makes this event possible!

Cal-IPC Awards

Congrats to Ken Moore Award Winner: Henry DiRocco, and to our Student Winners! Full Talk First Place: Sarah Gaffney; Lightning Talk First Place: Rebecca Nelson; Poster Talk First Place David Banuelas. View all award winners, including those from previous Symposia and celebrate their success.

Cal-IPC Symposia Archive

Looking for more content? See our Symposia Archive for presentations and proceedings for previous Symposia back to 1995.