Silphium trifoliatum | Whorled-Rosinweed | Three leaved Rosinweed | 50_Seeds

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This is Silphium trifoliatum, also known as Whorled Rosinweed, and Three leaved Rosinweed. Pollination ecologists recommend this plant to help sustain bee populations. This plant grows about 5 feet high and likes to live in the full sun down to partial shade. USDA Hardiness Zone 4 to 8.