Penstemon Midnight 08-01-2019DianeComments are closed Like most penstemons, Midnight is an excellent garden plant. It is easy to grow, attractive for most of the year and flowers generously. Native bees and birds love it. Perennial deep mauve purple flowers Category: Penstemon Related products Penstemon Thorn Penstemon Alice Hindley Penstemon Hidcote Penstemon Evelyn