Rosin Weed, Silphium Integrifolium
$5.00
Rosin weed is a perennial wildflower native to Michigan. It flowers from July to September with a yellow blossom.
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Description
Silphium integrifolium, also known as rosin weed is a perennial wildflower native to Michigan.
Plant reaches 5 feet tall and flowers from July to September with a yellow blossom.
It prefers full sun, wet to dry soil and will grow in muck, clay, loam or sand.
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