'Henry Eilers' Sweet Coneflower (Rudbeckia subtomentosa 'Henry Eilers'): Quilled Petal Star

'Henry Eilers': The Sweet Coneflower with Quilled, Starburst Blooms

Discovered in Illinois, 'Henry Eilers' is a standout cultivar of Rudbeckia subtomentosa prized for its unique flower form. Each 2-inch bloom features finely quilled (rolled) petals that sit separate from one another, creating a brilliant golden-yellow starburst around a dark brownish-purple cone. The effect is spectacular—like a fireworks display on strong, 4–5 foot stems in late summer.

Exceptional Qualities

• Unique quilled petals create starburst effect
• Profuse blooming—cut flowers freely without diminishing display
• Vanilla-anise scented foliage
• Drought tolerant and low maintenance
• Seed heads attract birds in fall/winter
• Excellent cut flower with long vase life

Growing & Care

• Light: Full sun to light shade
• Soil: Average loam; do not overfeed or overwater
• Water: Medium moisture; drought tolerant once established
• Maintenance: Low

Propagation & Problems

Divide in spring or take cuttings. Problems are infrequent—this is a remarkably trouble-free selection.

Quick Reference

Height:	3–6 ft.
Spread:	1–3 ft.
Bloom Time:	Late summer to early fall
Flower Color:	Golden yellow (quilled petals)
Foliage Scent:	Vanilla-anise
Tolerance:	Drought tolerant
Uses:	Borders, cut flowers, meadow gardens, pollinator gardens