Oakleaf Hydrangea 'Roanoke'

I looked this plant up after reading an article on the Fine Gardening site about creating a fast growing allee using these plants. Altho...Read Moreugh an allee with trees would take years to grow, the article suggested that oak leaf hydrangea could produce a blooming allee in as few as three years. I thought it might be an interesting experiment to try.

http://www.finegardening.com/how-to/articles/laid-back-allee...

In "Hydrangeas for American Gardens," by Michael A. Dirr (2004), it says that the panicles are more loose and open than 'Harmony' but oth...Read Moreer differences are minimal. Flowers will weigh down the branches. Prof. Dirr says he has viewed a massive planting of this 'cultivar at Bernheim Arboretum (Clermont, KY), which is 10 feet high and 30 feet wide, and "spectacular."