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Silphium integrifolium

Family Compositae
Plant Type herbaceous perennial
Zone USDA:   4a - 8b   RHS:   H   EGF:   H1 - H4   Australia:   1 - 2  
Care Level low, easy, suitable for beginners.
Height 0.6 - 1.8 m (2 - 6 ft)
Spread 30 - 90 cm (1 - 3 ft)
Light full sun
Soil Moisture average, well-drained
Soil Type
Soil pH

Description The herbaceous perennial Silphium integrifolium (rosinweed) bears showy blossoms during mid-summer to early fall.
Special Characteristics This herbaceous perennial attracts birds and butterflies to your garden.
Cautions Depending upon your local conditions, Silphium integrifolium (rosinweed) may be invasive.