Topeka Purple Coneflower

Echinacea atrorubens

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Echinacea
Species:
Echinacea atrorubens
USDA Symbol:
ECAT

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
90 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun,jul,aug
Bloom Colors:
purple, pink, brown

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Pollen Specialist Bee Keystone:
★☆☆☆☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
birds, butterflies, bees
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Occurs in prairies and open woodlands that experience periodic fire; responds positively to post-fire conditions.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to prairies and open woodlands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
10–21 days
Notes:
Seeds benefit from cold stratification for 30-60 days to improve germination rates.

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Notes: Seeds require light for germination; do not cover.

Source: Claude AI