| Scientific Name: | Rudbeckia laciniata 'Herbstsonne' |
| Common Name: | Autumn Sun coneflower, cutleaf coneflower |
| Family Name: | Asteraceae |
| Origin: | Garden origin, U.S. - central |
| Hardiness Zone: | Zone 3: (-40 to -34 °C) |
| Plant Type: | Herbaceous perennial |
| Mature Size: | 2 - 3m x 1.0 - 1.5m (height x width) |
| Habit: | Spreading, Upright |
| Form: | Oval - vertical |
| Texture: | Coarse |
| Landscape Uses: | Accent plant, Aquatic - ponds, Attract beneficial insects, Attract butterflies, Cut flower or foliage, Fall interest, Fragrance, Group or mass planting, Mixed shrub border, Perennial border, Screening, Specimen plant, Summer interest, Tall background |
| Exposure: | Full sun, Part sun/part shade |
| Soil or Media: | Well-drained |
| Leaves: | Simple, Lobed, Dissected, Alternate, Soft flexible, Lustrous, Lanceolate, Oblanceolate, Ovate, Pinnately lobed, Serrate |
| Flowers: | Head (capitulum), Yellow, Jul-Aug-Sep-Oct |
| Fruit: | Achene, Brown, Oct-Nov, (Persistent) |
| Key ID Features: | |
| Plants reaching 1.5-2.2m tall; leaves alternate, most ovate, 10-18cm long x 8-16cm wide, lobed and/ or laciniate (often to midrib to appear trifoliate), margin serrate; flower heads ~10cm wide with yellow ray florets and a cone of darker disk florets. | |