Silphium asteriscus

starry rosinweed

Asteraceae (Compositae)

Plant Specifics

Form:

flower

Size:

2.0 to 5.0 ft tall by 1.0 to 2.0 ft wide

Life Span:

short-lived perennial

Flower Color:

yellow

Fruit Color:

Phenology:

Dormant in cold areas but may grow year-round where warm.

Noted For:

Showy Flowers

Landscaping

Recommended Uses:

Wildflower garden.

Considerations:

Light:

Full Sun, Part Sun

Moisture Tolerance:

Somewhat moist, no flooding ---- to ---- Somewhat long very dry periods

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Low/no tolerance of salty wind or direct salt spray

Soil or Other Substrate:

Sand, Loam

Suitable to Grow In:

8A,8B,9A,9B,10A

Ecology

Wildlife:

Pollinators, Butterflies, Birds



  • Attracts butterflies


  • Attracts bees


Seeds eaten by birds.

Native Habitats:

Moist roadsides, flatwoods, sandhill, scrub.