"Dahlia 'Jersey Beauty' 2014, NJ, Formal Decorative, 6 ft Perennial (Waite,1924),Z8, B-FD-PK Class(2004) Awards(6), v2
This is an heirloom variety from New Jersey. Old House Gardens in Michigan carries it. It's a tall skinny plant (somewhat ugly) that has beautiful pink flowers. Saving the tubers over Winter can be iffy. My plants have never generated large tuber clumps.
Oh yes, and it is 90 years old:)