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Thinleaved Coneflower
Rudbeckia triloba

Brown-eyed Susan is a short-lived perennial that blooms from late summer until frost. It does easily self-seed, and can potentially overwhelm smaller gardens.

USDA symbol: RUTR2

General Information

Plant TypeForb
Height3 to 4 feet
Light ExposureSun, Part Sun
Soil MoistureMedium
Bloom ColorYellow
Thinleaved Coneflower (Thinleaved Coneflower<div><em class="small">Rudbeckia triloba</em></div>)
Photo credit: Minnesota Native Landscapes (Click to enlarge)


Flooding / Inundation ToleranceModerate
General Resilience7
Salt ToleranceNone
Stress ToleranceDrought Tolerant

Pollinator Value: High

Bloom MonthsJuly to August
Larval Host ofBees
Specific Pollinators HostedNumerous bee species
Pollinator BenefitInsect Pollinated, Provides Nectar, Supports Generalists

Project Planning

Project TypeShoreline Buffer
Coefficient of Conservatism3
Herbivore SensitivityMedium
Rate of SpreadFast
Soil StabilizationDeep
Vegetative ReproductionClonal


CountyFillmore, Freeborn, Houston, Mower, Olmsted, Steele
EcoregionDriftless Area, North Central Hardwood Forests, Northern Lakes and Forests, Western Cornbelt Plains
Approximate Eco ProvinceEastern Broadleaf Forest, Laurentian Mixed Forest, Prairie Parkland