North America Native Plant

Blackeyed Susan

Botanical name: Rudbeckia hirta var. hirta

USDA symbol: RUHIH

Life cycle: biennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Rudbeckia amplectens T.V. Moore (RUAM8)  âš˜  Rudbeckia brittonii Small (RUBR11)  âš˜  Rudbeckia hirta L. var. brittonii (Small) Fernald (RUHIB)  âš˜  Rudbeckia hirta L. var. monticola (Small) Fernald (RUHIM)  âš˜  Rudbeckia monticola Small (RUMO7)   

Black-Eyed Susan: The Cheerful Native Wildflower Every Garden Needs If you’re looking for a flower that’s as reliable as your morning coffee and twice as cheerful, meet the Black-eyed Susan (Rudbeckia hirta var. hirta). This delightful native wildflower has been brightening up North American landscapes long before European settlers arrived, ...

Black-Eyed Susan: The Cheerful Native Wildflower Every Garden Needs

If you’re looking for a flower that’s as reliable as your morning coffee and twice as cheerful, meet the Black-eyed Susan (Rudbeckia hirta var. hirta). This delightful native wildflower has been brightening up North American landscapes long before European settlers arrived, and it’s ready to do the same for your garden with minimal fuss and maximum impact.

What Makes Black-Eyed Susan Special?

Black-eyed Susan is a true North American native, naturally occurring across Canada and the lower 48 states. You’ll find this hardy beauty growing wild from Alabama to Ontario, and from Maine to Mississippi. It’s what botanists call a forb – essentially a non-woody flowering plant that can live as an annual, biennial, or perennial depending on growing conditions.

The plant gets its charming common name from its distinctive appearance: bright golden-yellow petals radiating around a dark brown or black center, creating a flower that looks like it’s wearing a permanent smile. These daisy-like blooms appear from summer through fall, providing months of continuous color when many other flowers are calling it quits.

Why Your Garden Will Love Black-Eyed Susan

This native gem offers some serious benefits that make it a gardener’s dream:

  • Pollinator magnet: Bees, butterflies, and beneficial insects flock to these flowers for their abundant nectar and pollen
  • Low maintenance: Once established, it’s remarkably drought tolerant and thrives in poor soils
  • Self-sufficient: It readily self-seeds, creating natural drifts and filling in bare spots
  • Long blooming: Flowers keep coming from summer into fall
  • Wildlife support: Seeds feed birds in winter, and the plant supports native wildlife

Perfect Places for Black-Eyed Susan

Black-eyed Susan is incredibly versatile and works beautifully in various garden settings:

  • Wildflower meadows: Let it naturalize for that authentic prairie look
  • Cottage gardens: Pairs wonderfully with other informal perennials
  • Pollinator gardens: Essential for supporting native bees and butterflies
  • Border plantings: Creates cheerful drifts of color
  • Rain gardens: Tolerates both wet and dry conditions

Growing Black-Eyed Susan Successfully

The beauty of Black-eyed Susan lies in its easygoing nature. Here’s how to help it thrive:

Location and Soil

Plant your Black-eyed Susan in full sun for the best flower production, though it will tolerate partial shade. The good news? It’s not picky about soil. Clay, sand, poor soil – this adaptable native handles it all. Just ensure decent drainage, and you’re golden.

Hardiness and Climate

Hardy in USDA zones 3-9, Black-eyed Susan handles both cold winters and hot summers like a champ. Its widespread native range means it’s already adapted to a variety of climates across North America.

Planting and Care Tips

  • When to plant: Spring or fall are ideal times
  • Watering: Water regularly the first year to establish roots, then let nature take over
  • Deadheading: Remove spent flowers to encourage more blooms, or leave them for birds to enjoy the seeds
  • Division: Divide clumps every 3-4 years to maintain vigor
  • Self-seeding: Allow some flowers to go to seed if you want natural spreading

A Few Things to Consider

While Black-eyed Susan is generally well-behaved, it can self-seed enthusiastically in ideal conditions. If you prefer a more controlled look, simply deadhead spent flowers before they set seed. Some gardeners love this natural spreading habit for creating informal, meadow-like plantings.

The plant can also spread through underground rhizomes, forming colonies over time. This makes it excellent for naturalizing but might require occasional division in smaller garden spaces.

The Bottom Line

Black-eyed Susan represents everything wonderful about native plants: it’s beautiful, beneficial, and blissfully easy to grow. Whether you’re a beginning gardener looking for guaranteed success or an experienced landscaper wanting to support local ecosystems, this cheerful native deserves a spot in your garden. Plant it once, and you’ll likely have its sunny disposition brightening your landscape for years to come.

Plus, there’s something deeply satisfying about growing a plant that’s been calling your region home for thousands of years. Your local wildlife will thank you, your garden will look fantastic, and you’ll have one less thing to worry about in your busy life. Now that’s what we call a win-win-win situation!

Blackeyed Susan

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Rudbeckia L. - coneflower

Species

Rudbeckia hirta L. - blackeyed Susan

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA