Rudbeckia laciniata 'Herbstsonne'
Coneflower or Black eyed Susan
Location
The Terrace.
Description:
One of approximately 20 species of annuals, biennials and perennials from moist meadows and light woodland in North America. 'Herbstsonne' is an upright, rhizomatous, clump-forming perennial with oval, toothed or slightly lobed, prominently veined, glossy, mid-green leaves to 15cm (6in) long. From midsummer to early autumn, branching stems bear daisy-like flowerheads 10-12cm (4-5in) across, with bright yellow ray-florets and high, conical centres of green disc-florets, becoming yellowish brown with age.
Site and Care:
Grow in moderately fertile, preferably heavy but well-drained soil that does not dry out, in full sun or partial shade.
Slugs may damage young growth. Propagation is by seed or division in autumn or spring.