Flower · GBIF taxon 9202318
panicled aster
Symphyotrichum lanceolatumAlso known as Lance-Leaved Aster, White Panicled Aster
Panicled aster spreads vigorously via creeping rhizomes, forming expansive autumnal colonies across moist meadows, ditches, and woodland margins. Clusters of composite flower heads blanket the plant in late summer and fall, offering critical late-season nectar to migrating butterflies and solitary bees preparing for winter. While celebrated as an essential wildflower across its native North American range, it thrives aggressively in moist disturbed soil and has established invasive populations in European river corridors.
PerennialWildflowerPollinator-Friendly
—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & prey
- Sunlight
- Water
- Soil Nutrients
Predators
- White-tailed Deer
- Eastern Cottontail
- Chrysomelid Leaf Beetles
ThreatsWetland drainage, herbicide applications, and aggressive invasive monocultures
HabitatsWet meadows, stream banks, marsh edges, prairie swales, and roadsides
Life spanPerennial (clones can persist for decades)
Size / weightNot available
Classification
- OrderAsterales
- FamilyAsteraceae
- GenusSymphyotrichum
- SpeciesSymphyotrichum lanceolatum
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Safe to observe at a normal distance.
Responsible observation
- Late-Season Identification: Observe the central disk florets, which change from bright yellow to purple as the blossom matures.
- Pollinator Watching: Search dense flower patches on sunny autumn afternoons to observe diverse native bees and resting butterflies.
- Garden Management: Allow plenty of space when planting in landscapes, as underground rhizomes spread rapidly in moist soil.
Pollinator Sid Mosdell from New Zealand / CC BY 2.0 · cc-by
Pollinator Andreas Trepte / CC BY-SA 2.5 · cc-by-sa
Close Relative (c) Douglas Goldman, some rights reserved (CC BY-SA), uploaded by Douglas Goldman · cc-by-sa
Close Relative (c) Michael J. Papay, some rights reserved (CC BY), uploaded by Michael J. Papay · cc-by
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