Common Name:Cup plant
Scientific Name: Silphium perfoliatum
Height: 36-48 in. (90-120 cm)
Plant Type: Herbaceous perennial
Flower Color: Yellow
Flowering: July - September
Cup plant is a herbaceous perennial flowering plant in Asteraceae, the aster family, native to Eastern and Central North America. Easily grown in average, medium to wet soils in full sun.No serious insect or disease problems.
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