Cup Plant

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Silphium Perfoliatum

Silphium perfoliatum, commonly known as cup plant, is a native North American herbaceous perennial plant that belongs to the Asteraceae family. It is a tall, sturdy plant that can grow up to 8 feet in height and can spread up to 4 feet in width. Cup plant produces beautiful yellow flowers that attract bees, butterflies, and birds. In this guide,…