(12-36”) Black Eyed Susan Rudbeckia is a perennial wildflower with orange-yellow petals, black centers and a long, stiff stem for cutting.
Perennial. Zone 4. 18,000 seeds/oz. single, 70,000 seeds/oz.; 14 days, 70°F.
10-12 weeks to bloom from seed.
Tolerates poor, dry soils and cold or warm temperatures. Full sun or partial shade.