The Oregon Garden

Mount Pisgah Arboretum

Hoyt Arboretum

Woodward Park and Gardens (aka Tulsa Garden Center)

Ohio State University Secrest Arboretum

Ohio State University Chadwick Arboretum & Learning Gardens

Wilson Botanical Gardens

Sandhills Horticultural Gardens

North Carolina Botanical Garden

JC Raulston Arboretum at NC State University