Question: what are hardy perennial flowers?
Answer: Columbine. Columbine is a woodland style of plant. ... , Astilbe. Astilbe is at the top of my list for one special reason. ... , Shasta Daisy. ... , Gaillardia. ... , Coneflowers. ... , Salvia. ... , Helleborus – Lenten Rose. ... , Hosta.