Aaaarrrrgggghhhh! Named after the infamous English pirate Blackbeard, Penstemon 'Blackbeard' has the darkest of eggplant foliage with bright lilac-purple flowers rising high above and standing tall. With a long season of interest and a magnet for hummingbirds and bees, this Walters Gardens introduction is sure to cause a delightful cry of 'Shiver me timbers!'