Toxic Plant Known to be toxic - Toxic to mammals if ingested.
Image of Erigeron philadelphicus
Source: OWSL
image of Flowering plant
Erigeron philadelphicus
Philadelphia Fleabane
Vergerette de Philadelphie

Obsolete Names

marsh fleabane
Philadelphia daisy
érigéron de Philadelphie
Seeds available at table Full Sun
We currently accept seeds for this plant
Bloom colour: White Bloom period: Apr - Jun
Max Height: 3.0 feet
Max Width: 2.0 feet (spreads by rhizome)
Light condition:
Full sun More than 6 hours of direct sun a day
Soil conditions:
Moisture dry Tolerates dry soil condition
Moisture medium Tolerates medium soil condition
Lifespan: Biennial plants that will take two years to bloom, and then will die
Gardener Experience:
plant germinate easy Easy to germinate
plant self seeding Self-seeding
Landscape uses:
rock garden Suitable for rock gardens
shoreline_rehab Suitable for shoreline rehabilitation
container suitable Suitable for container garden
school garden Suitable for school gardens
Ecological Benefits:
butterfly host Butterfly host
bee host Bee host
Tolerates:
juglone Tolerant Tolerates juglone conditions
Special Features and Considerations:
causes skin rashes This plant causes skin rashes

Plant Location

Native to Ottawa region: Yes

Distribution according to VASCAN

Distribution: Erigeron philadelphicus
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent
View taxonomy on Canadensys

View on iNaturalist

Thrives in Ecozones

  • Taiga Plains
  • Atlantic Maritime
  • Taiga Shield
  • Boreal Plains
  • Montane Cordillera
  • Prairies
  • Hudson Plains
  • Boreal Shield
  • Pacific Maritime

Ecological Benefits

Butterflies Supported by Erigeron philadelphicus

No butterfly data available for this plant.

Specialized Bees Supported by Erigeron philadelphicus

  • Megachile inimica
  • Megachile pugnata
  • Pseudopanurgus aestivalis
Plants that grow in similar conditions, that bloom at the same time.

Complementary Plants

Substitute For Non-Native Plants

  • Leucanthemum (Shasta Daisy)
  • Gerbera (Gerbera Daisy)

Sowing Information

Download Sowing Label (PDF)
  • Sowing depth: Surface sow
  • Sow anytime
  • Stratification duration: 0 days
  • Self-seeding
  • Notes: Can be sown in late spring in warm soil. Scarify if not hulled.

Harvesting and Seed Sharing

  • Harvest start month: June
  • 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 1/32 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
  • At least one cultivar: Yes, do not donate unless you know source, and there are no known cultivars in your garden or at proximity
  • Harvesting video: Watch here

Toxicity Notes

Toxic to mammals if ingested.