Thanks Polly! It did form a nice sized clump before producing a bloom. It's a unique shade of lavender/lilac, the pics captured the color well. Do you have several of similar color? It's a really beefy plant, makes me think it's gotta be polyploid.
"...and don't think the garden loses its ecstasy in winter. It's quiet, but the roots are down there riotous." Rumi
