Silphium perfoliatum

Cup Plant

$16.98
Availability:
Ordering plants has concluded for the season. The selection on our website is what is overwintered at the nursery. Our Spring 2025 plant catalog will be available later this winter.
The common name for this plant reveals its value in your garden for birds and butterflies. The leaves form a cup around the stem that holds rain water and dew. In addition, it produces sunny yellow flowers from July to September. Goldfinches love it.
Secondary Name:
Cup Plant
Plant Type:
Perennials
Hardiness Zone:
ZONE 4
Native:
Vermont
Sun Exposure:
SUN/PT SHADE
Ultimate Plant Height:
HT 60-72"
Ultimate Spread:
SP 48-72"
Questions about our plant sizes and vocabulary? Learn more here.

At Horsford's we strive to grow the highest quality plant material and are happy to provide specific guarantees on plants purchased from our Garden Center. See our Plant Guarantee for complete details.