When is Native…Invasive?

The Cup Plant in the Adirondacks: In recent years, a new flower has appeared growing along the east branch of the Ausable River in the Adirondacks. It is a tall (8 to 10’) and beautiful member of the aster family and bees love it! The flower is known as Cup Plant or Indian Cup (Silphium perfoliatum) and is native to North America but not the … Continue reading When is Native…Invasive?