The scientific name of the cup plant is silphium perfoliatum, the cup plant is a native plant that helps create habitat for pollinators and wildlife and they can also adapt and thrive in weather conditions specific to the growing region. Silphium perfoliatum also known as cup plant is a wildflower that can show just how advantageous planting native perennials can be. Continue reading to learn more about cup plants.


Cup Plant Info

Silphium perfoliatum or Cup plant is actually a native flowering plant found in most parts of the eastern United States, reaching a height of about eight feet. The Cup plant is a bright yellow perennial flower and is a welcome addition to gardens for its attractiveness to bees and other beneficial insects. The Cup plant is a member of the aster family; the plants provide profuse garden color from early summer throughout the fall.  


Growing Cup Plants

When it actually comes to growing Silphium perfoliatum, the information online is limited. A lot of people consider the plant to be a weed, it may not be found in garden centers. However, the Cup plant seed can be purchased online. The cup plants that have been grown from seed will not bloom until at least the second year of growth. During this time it is very vital that the plant remain consistently watered and weed-free. The cup plant growing conditions are not actually specific, as the flowers will grow in a wide range of locations. Since the cup plants are often found growing in meadows and along roadsides, most the cup plants will do well when they are planted in less than ideal locations. Though the plants are tolerant of mistreatment, however it is imperative that the flowers receive at least six to eight hours of sunlight each day.


Caring for Cup Plant

The cup plant care is minimal. The cup plant tolerance to heat and drought, as well as their ability to self-seed really make them an ideal candidate for planting in naturalized landscapes. To prevent re-seeding you need to remove the flowers after bloom to prevent the development of seed. 

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