Purple-stemmed Aster

Pollinator Value

🔑 Keystone
Keystone wetland plant
🐛 Larval Host
Pearl Crescent
🐝 Specialist Bee Host
Specialist Bees
❄️ Winter Food Source
Yes — Fluffy aster seeds provide winter forage.

Growing Conditions

Sun
Full Sun ☀️, Part Sun ⛅
Moisture
High 💧💧💧💧, Regular 💧💧
Bloom
August
Sociability
S4 — Colonies / Dense patches

Ecology & Conservation

Proximity

Proximity Score

Our internally developed scale tracking proximity of historical species occurrence to our Eco-Region (8.1.8). 0 = hyper-local, 5 = off-continent.

0
Native Status
Outaouais: ✅ · QC: ✅ · ON: ✅

Native Occurrence

Closest Native Direction
Local
Eco-zone

The closest historically occurring Eco-zone, mapped to the CEC values.

Mixedwood Plains
Eco-province
Great Lakes-St. Lawrence
Eco-region
Lower Gatineau Depression

Rarity & Status

Rarity Notes
Secure
Rank QC

In Quebec, the CDPNQ (Centre de données sur le patrimoine naturel du Québec) is the body that assigns these ranks using the NatureServe methodology.

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S5 — Secure — Common
Rank ON

The S-rank (Subnational Rank) is a standardized tool used across Canada to measure the extinction risk of a species within a specific province or territory.

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S5 — Secure — Common
Ecological Context
Wet meadows/fens

Edibility & Foraging

Edible
❌ Not Edible

Medicinal Properties

Category
Musculoskeletal
Notes
Root used for joint pain/fever.

Provenance

Seed Provenance
Ottawa Area
Seed Source
OWSL
Purple-stemmed Aster