Header LogoBlack Eyed Susans

Black Eyed Susans

Plant Facts
Common Name: Black Eyed Susan
Botanical Name: Rudbeckia hirta
Nativity: North America
Hardiness Zone: 3-7
Type: Flowering herbaceous perennial
Size: 1-3′

Aesthetic Traits
Plant Form: Erect
Foliage Color: Medium green – dark green
Seasonal Features:
Fall Color: n/a
Winter Form: Seed heads
Bloom Color: Yellow
Bloom Time: June – September
Fruit Color:

Ecological Traits
Light: Full sun – part sun
Soil Type: Loam, clay
Soil Moisture: Moist – dry
Urban Tolerances: Salt tolerant, medium drought tolerance
Wildlife Value: birds, butterflies, bees

Installation & Maintenance Notes
Deadhead spent flowers for another bloom. Will self-seed


School of Natural Resources and Environment | University of Michigan