Astrantia Your ultimate guide to Astrantia: Everything you need to know with expert info for beginners and advanced gardeners alike. Astrantia Information About Astrantia (Masterwort Plant) Astrantia is a group of flowers, also known as masterwort, that is both beautiful and unusual. While not common to most gardens, it should be. Take a look at how to care for Astrantia in this article.
