Rosinweed

Silphium integrifolium

At three to six feet high, Rosinweed is the shortest member of the magnificent Silphium genus. Bright yellow flowers make an appearance in late summer, and bird love the seeds that follow. Rosinweed grows easily from seed …

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SKU
18420
Cultural Details
Soil Type Clay, Loam, Sand
Soil Moisture Medium, Moist
Sun Exposure Full Sun
Height 3' - 6'
Bloom Color Yellow
Bloom Time July, Aug, Sep
Spacing 2'
Zones 4, 5, 6, 7, 8
Root Type Taproot
Benefits Birds, Pollinators, Deer Resistant
Propagation Treatment Moist Stratification
Days to Moist Stratify 30 days
Direct Sowing Time Fall

At three to six feet high, Rosinweed is the shortest member of the magnificent Silphium genus. Bright yellow flowers make an appearance in late summer, and bird love the seeds that follow. Rosinweed grows easily from seed, and is at home in a wide variety of soils, from moderately dry to moist. Excellent for tough clay soils.