Ohio State University Chadwick Arboretum & Learning Gardens

Mill Creek MetroParks – Fellows Riverside Gardens

Metroparks Toledo – Toledo Botanical Garden

Kingwood Center Gardens

Holden Forests & Gardens – The Holden Arboretum

Holden Forests & Gardens – Cleveland Botanical Garden

The Herb Society of America

Franklin Park Conservatory and Botanical Gardens

The Dawes Arboretum

Cox Arboretum MetroPark