Image of Ratibida pinnata
Source: Donna Bos
image of Flowering plant
Ratibida pinnata
Grey-headed Prairie Coneflower
Ratibida à feuilles pennées

Synonyms

pinnate prairie coneflower
Seeds in stock
Available at table Mixed Sun, Medium

We are not accepting seeds for this plant at the moment.

Bloom Colour: Yellow Bloom Period: Jun - Aug
Max Height: 5.0 feet
Max Width: 2.0 feet (spreads by rhizome)
Light Condition:
Full sun More than 6 hours of direct sun a day
Part shade More than 2 or 3 hours but less than 6 hours of direct sun a day
Soil conditions:
Moisture medium Tolerates medium soil condition
Lifespan: Perennial plants that will that come back year after year
Gardener Experience:
plant germinate easy Easy to germinate
plant self seeding Self-seeding
Landscape Uses:
rock garden Suitable for rock gardens
rain garden Suitable for rain gardens
shoreline_rehab Suitable for shoreline rehabilitation
container suitable Suitable for container garden
school garden Suitable for school gardens
boulevard garden tolerant Tolerates boulevard garden conditions
Ecological Benefits:
Bird friendly Supports birds
Pollinator garden Supports pollinators
bee host Bee host
Tolerates:
Deer Resistant Deer resistant
Rabbit Resistant Rabbit resistant
Limestone Tolerant Tolerates limestone conditions
Transplantation Tolerant Tolerates transplantation
Special Features and Considerations:
plant endangered This plant is endangered

Plant Location

Distribution according to VASCAN

Distribution: Ratibida pinnata
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent

Thrives in Ecozones

  • Mixed Wood Plains

Ecological Benefits

Butterflies Supported by Ratibida pinnata

No butterfly data available for this plant.

Specialized Bees Supported by Ratibida pinnata

  • Andrena rudbeckiae
  • Melissodes agilis
  • Melissodes trinodis
Plants that grow in similar conditions, that bloom at the same time.

Complementary Plants

Substitute For Non-Native Plants

  • Helianthus (Non-Native Sunflower)
  • NA (Black Eyed Susan's Cultivars)
  • Rudbeckia Triloba (Brown Eyed Susan's)
  • NA (Coreopsis cultivars)
  • Gaillardia (Blanket Flower)
  • NA (Non-native False Sunflower)

Sowing Information

Download Seed Envelope Labels (PDF)
  • Sowing depth: Sow just below surface
  • Sow by March
  • Stratification duration: 30 days
  • Self-seeding

Harvesting and Seed Sharing

  • Harvest start month: September
  • Harvesting indicator:
    • Seeds are dark and dry, and easily fall off when you gently pull them off
  • Harvesting:
    • Use hand to detach from main stem
  • Seed viability test:
    • No test needed before donating
  • Packaging measure: 1 rounded 1/8 teaspoon
  • Seed storage:
    • Air dry in paper bag or open container, for a few days until crisp
    • Shake seeds to move them once in a while to prevent molding
  • Cultivar: Yes, do not donate unless you know source, and there are no known cultivars in your garden or at proximity
  • Remove non-seed material
  • No harvesting video available at this time.

Toxicity Notes

Inadequate information on toxicity found.