Large semi-double lavender flowers with yellow centers; mature plants form a Mammoth mound 20-36″ tall and up to 4 feet wide.
-  · Large, semi-double lavender flowers with yellow centers
-  · Blooms late summer
-  · Selected for their hardiness, vigor, and mammoth size
Height: 20-36 in
Spread: 24-48 in
Zone: 3-9