 | Cup Plant. Natural Wildlife Watering Hole If you're interested in hosting a butterfly tea party, the Cup Plant (Silphium perfoliatum) earns its name for its unique stem and leaf structure that collects and pools water at the base of leaves. These pools of water become the perfect pitstop for butterflies, birds, and other small species looking for hydration. You'll also love this hearty plant for its vivid yellow, clustered blooms. This wildflower brings your garden to life with simple, yet elegant flowers.... - Cup Plant. |