Rough Blazing-star

Rough Blazing-star

Liatris aspera

Plant Type
Wildflower (Deciduous)
Landscape Layer
Herbaceous
Sun
☀️ Full Sun, ⛅ Part Sun
Moisture
🏜️ Dry, 💧 Regular
Soil
Clay, Loam, Sand, Calcareous
Bloom
July, August, September, October
Sociability
S1 – Solitary / small clusters

Ecology & Conservation

Proximity Score
2
Native Status
❌ Outaouais ❌ Ottawa ❌ QC ✅ ON
Closest Direction
SW
CEC Eco-Regions
8 – Eastern Temperate Forests, 8.1 – Mixed Wood Plains, 8.1.2 – Lake Erie Lowland
Rarity Notes
Globally secure (G4) but nationally imperiled in Canada (N2). In Ontario ranked S2 (Imperiled), restricted to southwestern Ontario prairies and sand plains. Not listed under SARA. COSEWIC has listed the species as endangered. Range limited to Lake Erie Lowland and adjacent ecoregions in ON.

S22 S4 S26

Rarity Ranks
QC SNA – Not Applicable, ON S2 – Imperiled
Migration
Stable
Ecological Context
Characteristic of dry sandy prairies, oak savannas, and jack pine plains in southwestern Ontario. Occurs on well-drained sandy or rocky soils in open habitats, including clearings and roadsides. In Ontario, restricted to the Lake Erie Lowland ecoregion; ranked S2 (Imperiled) with a national rank of N2.

S7 S22 S4

Permaculture & Companion Planting

Roles
Pollinator Attractor

S73/S29/S72 Evidence: Pollinator Attractor: S73 [HIGH]: S64 Xerces listed (source-classified)]

Edibility & Foraging

Never ingest a plant unless you have 100% certainty of its identity and have consulted multiple reputable sources. The information provided in the Localeaf Plant Database is compiled from secondary sources for educational and historical purposes only.

Click here for more info →

❌ Not Edible   

Seed Source

  • OWSL
Rough Blazing-star