Black-Eyed Susan (Rudbeckia hirta): Cheerful Native Wildflower

Black-Eyed Susan: The Quintessential Prairie Daisy

Rudbeckia hirta, the classic black-eyed Susan, is a biennial or short-lived perennial often grown as an annual. From summer into early autumn, it produces a nonstop show of 3-inch daisy-like flowers with golden-yellow rays surrounding dark brown-purple centers. This North American native has given rise to countless cultivars, but the species remains a staple for meadows, cottage gardens, and late-summer bouquets.

Natural Charm & Adaptability

Rising 1–3 feet tall in clumps, black-eyed Susan thrives in the same moist meadow and open woodland conditions as its relatives. It self-sows readily, creating natural drifts over time. The flowers attract butterflies and songbirds, while the seed heads feed finches in winter. It's equally at home in formal borders, wildflower meadows, and roadside plantings.

Growing Requirements

• Light: Full sun to part shade
• Soil: Average, slightly heavy but well-drained
• Water: Medium moisture
• Life Cycle: Biennial/short-lived perennial; often grown as annual

Care & Propagation

Deadhead to encourage rebloom. Allow some seed heads to mature for self-sowing. Sow annual/biennial seed in spring; perennial seed in cold frame in early spring. Divide clumps in spring or fall.

Potential Issues

Powdery mildew, leaf spots, smut, rust, aphids, slugs, and snails. Generally minor in good conditions.

Quick Reference

Height/Spread:	1–3 ft.
Bloom Time:	Summer to early fall
Flower Colors:	Yellow, salmon, red, brown centers
Self-Sows:	Yes
Native:	Yes (North America)
Uses:	Borders, meadows, cut flowers, naturalizing, annual bedding