Centranthus – Perennial Plant, How to grow

How to grow Centranthus (ken-tran-thus) From the Greek kentron, a spur, anthos, a flower, alluding to the shape of the flower (Valerianaceae). A small genus of annuals and perennials, natives of Europe and the Mediterranean area. The hardy herbaceous perennial, C. ruber, the red valerian is almost a weed on cliffs, railway embankments, and old walls. The name is sometimes […]