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Broom Groundsel, Many-headed Groundsel
Scientific Name: Senecio spartioides Torr. & Gray
Synonym: Senecio multicapitatus
Family: Asteraceae

Show Larger Picture Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 541.

Recommended Temperature Zone: USDA: 6-10 Frost Tolerance: Hardy to -20° F (-28° C) Sun Exposure: Full sun Origin: Southwestern USA, from western Texas to California, north to Wyoming, and northwestern Mexico, 3500 to 10000 feet elevation (1000-3000 m) Growth Habits: Bushy short-lived perennial, 8 inches to 3 feet tall (20-90 cm) or more with woody base, up to 2.5 feet spread (75 cm); thread-like leaves with smooth margins, up to 3 inches long (7.5 cm), simple for the variety spartioides, pinnately divided for the variety multicapitatus. Watering Needs: Very low water Propagation: Seeds, can self seed in abundance and become a weed

Blooming Habits:
Numerous showy yellow flower heads, in summer and autumn.