Past Summer Workshops
- 2000: Waterfall Glen
- 2001: Nachusa Grasslands
- 2002: Iroquois Prairie
- 2003: West Chicago Prairie
- 2004: Glacial Park
- 2005: Miller Woods, Gary Indiana
- 2006: Goose Lake Prairie
- 2007: Dick Young and Bluff Spring Fen
- 2008: Waterfall Glen
- 2009: Kankakee Sands
- 2010: Nachusa Grasslands
- 2011: No outing
- 2012: West Chicago Prairie
- 2013: Illinois Beach State Park
- 2014: Iroquois Prairie (cancelled)
- 2015: Kieselburg Forest Preserve, Winnebago County
- 2016: Midewin National Tallgrass Prairie
- 2017: Northwest Indiana
- 2018: Gensburg-Markham Prairie