Silphium integrifolium – Rosinweed

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Deep-rooted prairie classic.Yellow sunflower-like blooms on a classic prairie plant with extremely deep roots. Once established, it's incredibly drought tolerant and long-lived.Gro wing Conditions Light: Full Sun Height: 3-5 feet Bloom: July - September Soil: Dry to Moist, Clay tolerant Spacing: 24 inches Wildlife ValueBees, butterflies. Goldfinches eat seeds.Silphium integrifolium · Asteraceae (Aster family) Show more