Oakleaf hydrangeas are native to the south east United States. They are Hardy from zones five through nine and they prefer partial sun. They can handle shade, but they might not bloom for you. They can also handle full sun, but depending on how hot your summers are, you may get browning or burning on the edges. It is best to plant Oakleaf hydrangeas in an area where they get morning, sun, and shade in the afternoon. Oakleaf hydrangeas bloom on old Wood: that means that the blooms you see this sp