Bloom: mid- to late summer
Habitats: areas along railroads; calcareous seeps; edges of marshes and bogs; grassy fens; moist alkaline sandflats; moist black soil prairies; moist sand prairies; prairie swales
Lifespan: perennial
Moisture: moist
Plant type (height): forb (2 to 5 feet)
Requirements: full sun
Soil: sandy loam (gravelly loam and loam are tolerated)