Spikes of elegant white flowers top shiny green foliage in late summer and early fall. Grows best in moist meadows, stream banks, and swamps. Favorite breeding site for the Baltimore Checkerspot Butterfly.
This cultivar features smaller leaves and finer texture than 'Helene von Stein', and seldom blooms. Silky hairs cover the leaves, giving them a very silvery appearance overall. Great for hot, dry locations.