Inc. of Michigan in 2000, this is a sport of H. 'Sum
and Substance'. This giant size (29 inches high) mound has shiny,
dark green foliage that curls and is somewhat unruly. Pale
lavender flowers bloom on 48 inch tall scapes from late July into August.
The Hostapedia by Mark Zilis (2009), "I'm sure that a properly fertilized, well-watered
specimen of 'Vim and Vigor' will become much larger than what
I've seen so far. In fact, it should exceed the dimensions of
Van Wade's famous specimen of 'Sum and Substance'."
Similar cultivars include H. 'Grand Total', H. 'Green
Gables' and H. 'Irish Hills'.