Hydrangeas: Uncommon Varieties for Your Garden

Daniel J. Hinkley grew up in Michigan, a place with serious Zone 4 winters and a repetitive palette of two white-flowered varieties of hydrangeas. In many front yards, you could see Hydrangea paniculata Grandiflora, known as the peegee hydrangea and often trained like a small tree, or a wider-than-high mound of Hydrangea arborescens Annabelle, with…