Tyler Arboretum, Lima, PA, legacy of the Tyler Family whose grounds became a not-for-profit public garden in 1944 under the direction of the horticulturalist, John C. Wistar.

 

 

Winterthur, Delaware

Legacy of Henry Francis du Pont, 1880-1969, American

 

 

where the hydrangeas are  in bloom now

 

 

 

 

Oak-leaved hydrangeas, considered a native

 

Tea of Heaven cultivar, Hydrangea serrata, Shirofugi 

 

 

 

 

 

 

Panicle hydrangea