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image of Flowering plant
Doellingeria umbellata
Flat-topped white aster
Aster à ombelles

Obsolete Names

  • parasol whitetop
  • tall flat-topped white aster
No seeds available for this plant.

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

Bloom colour: White Bloom period: July - September
Max Height: 5.0 feet
Max Width: 3.0 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
Gardener Experience:
does not spread Does not spread uncontrollably
plant germinate easy Easy to germinate
Landscape uses:
wetland garden Suitable for wetland garden
rain garden Suitable for rain gardens
shoreline_rehab Suitable for shoreline rehabilitation
container suitable Suitable for container garden
school garden Suitable for school gardens
foot traffic tolerance medium Tolerates medium foot traffic
Ecological Benefits:
Pollinator garden Supports pollinators
butterfly host Butterfly host
Tolerates:
Deer Resistant Deer resistant
rabbit resistant Rabbit resistant
limestone Tolerant Tolerates limestone conditions
juglone Tolerant Tolerates juglone conditions
transplantation Tolerant Tolerates transplantation

Plant Distribution

Native to Ottawa region: Yes

Distribution according to VASCAN

Distribution: Doellingeria umbellata
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent
View taxonomy on Canadensys

View on iNaturalist

Thrives in Ecozones

  • Ecozone-Boreal Plains
  • Ecozone-Mixed Wood Plain
  • Ecozone-Boreal Shield
  • Ecozone-Boreal_Plains
  • Atlantic_Maritime

Butterflies Supported by Doellingeria umbellata

  • Chlosyne harrisii (Harris Checkerspot)

Bees Supported by Doellingeria umbellata

No bee data available for this plant.

Complementary Plants Plants that grow in similar conditions, that bloom at the same time.

  • No complementary plants found.

Sowing Information

  • Sowing depth: Surface sow
  • Sow before February
  • Stratification duration: 60 days
  • Self-seeding

Harvesting Information

  • Harvesting indicator: Seeds have become fluffy and can be easily removed by shaking on gently pulling off from stem
  • Harvesting mean: Shake seed head in paper bag
  • Seed Viability Test: No test needed before donating
  • Packaging Measure: 1 rounded 1/4 teaspoon
  • Seed Storage: Air Dry in paper bag or open container, for a few days until crisp, shaking seeds to move them once in a while to prevent molding
  • On Cultivar: No, you can donate without knowing the source as there are only straight species