Image of Eurybia macrophylla
Source: Donna Bos
image of Flowering plant
Eurybia macrophylla
Large-leaved Aster
Aster à grandes feuilles

Obsolete Names

big-leaved aster
large-leaved wood aster
aster à grande feuille
pétouane
Seeds available at table Shade
We currently accept seeds for this plant
Bloom colour: White Bloom period: Sep - Oct
Max Height: 1.0 feet
Max Width: 3.0 feet (spreads by rhizome)
Light condition:
Full shade Less than 2 or 3 hours of direct sun a day
Soil conditions:
Moisture dry Tolerates dry soil condition
Moisture medium Tolerates medium soil condition
Lifespan: Perennial plants that will that come back year after year
Gardener Experience:
beginner friendly Suitable for beginner gardeners
does not spread Does not spread uncontrollably
plant germinate easy Easy to germinate
Landscape uses:
row garden Suitable for Right of Way gardens
container suitable Suitable for container garden
school garden Suitable for school gardens
woodland garden Suitable for woodland gardens
boulevard garden tolerant Tolerates boulevard garden conditions
Ecological Benefits:
Pollinator garden Supports pollinators
butterfly host Butterfly host
keystones species Keystone species
Tolerates:
Deer Resistant Deer resistant
rabbit resistant Rabbit resistant
limestone Tolerant Tolerates limestone conditions
juglone Tolerant Tolerates juglone conditions
Special Features and Considerations:

Plant Location

Native to Ottawa region: Yes

Distribution according to VASCAN

Distribution: Eurybia macrophylla
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent
View taxonomy on Canadensys

View on iNaturalist

Thrives in Ecozones

  • Mixed Wood Plains

Ecological Benefits

Butterflies Supported by Eurybia macrophylla

No butterfly data available for this plant.

Specialized Bees Supported by Eurybia macrophylla

  • Andrena asteris
  • Andrena canadensis
  • Andrena placata
  • Andrena simplex
  • Melissodes druriellus
  • Protandrena andrenoides
Plants that grow in similar conditions, that bloom at the same time.

Complementary Plants

Substitute For Non-Native Plants

  • Ajuga reptans (Bugleweed)
  • Aegopodium podagraria (Goutweed)
  • Convallaria majalis (Lily of the Valley)
  • Pachysandra terminalis (Japanese Pachysandra)
  • Funkia) (Hosta)
  • Symphiotrichum (Non-Native Aster)

Sowing Information

Download Sowing Label (PDF)
  • Sowing depth: Surface sow
  • Sow by February
  • Stratification duration: 60 days

Harvesting and Seed Sharing

  • Harvest start month: September
  • 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
  • At least one cultivar: Yes, do not donate unless you know source, and there are no known cultivars in your garden or at proximity
  • No harvesting video available at this time.

Toxicity Notes

Not known to be toxic to mammals if ingested.