Dr. Leonard P. Perry, Extension Associate Professor, University of Vermont
Click to see a larger photo.
height x width: 36-40" x 18-24"
flowers: white, mid summer to early fall
hardiness: USDA zones 4-8
interest: *proven powdery mildew resistant in research
*larger white flower clusters, thicker stems, larger leaves, taller than other cultivars
*striking display, often blooms continue on sideshoots after main shoots finished
*discovered in parking lot of Brandywine Conservancy, West Chester, PA in 1987 in population of wild seedlings; named after spouse of former director of Conservancy
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