- University of Illinois Master Gardeners
- Kishwaukee College: Offers Horticulture Associate degrees, and the Council
of Rockford Gardeners sponsors scholarships semi-annually to deserving Horticulture students. - Natural Land Institute
- The Nature Conservancy
- Severson Dells Nature Center
- Forest Preserves of Winnebago County
- Nature at the Confluence
- Boone County Conservation District
- Nachusa Grasslands
