Roundleaf Ragwort |
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Flat-topped clusters of attractive small (1/4") deep yellow flowers from April to June (rarely later), basal leaves (1-4") are oval & tapering to the base with smaller finely cut leaves on the flowering stems, food plant for Northern Metalmark Butterfly caterpillars (Calephelis borealis), nectar source for bees, native to wooded slopes & banks, clump forming by rhizomes.
6-18" tall
Plant Hardiness Zones: 4a-8b
Perennial
Other names: (formerly Senecio obovatus)
Native Range: s. NH & VT west to s. MI & IL, south to the FL panhandle & NM
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