For best results with Rudbeckia Herbstonne, plant them in full sun – they will tolerate partial shade but may produce less flowers), in fertile, moist, almost heavy, but well drained soil enriched with lots of organic matter, which holds plenty of moisture in Spring and Summer.  Avoid letting them dry out. Simply dead head them to prolong the flowering period.

As a rough guide when planting Rudbeckia Herbstonne as ground cover – 4 plants per square metre is adequate with a little patience, 6 will give better coverage, and 9-12 will make a weed supressing carpet very quickly.

How to grow Rudbeckia Herbstonne

Position: Full sun, partial shade

Foliage: Annual, Perennial

Soil and site: Best in moist, fertile, well-drained soil

Flowering time: July to September

Growth rate: Moderate

Ultimate height and spread: Height to 200cm, spread to approximately 90cm

Hardiness: Hardy once established

Aftercare: Apply a generous mulch in spring or after planting out annuals and feed regularly through the growing season. Deadhead spent flowers to encourage more blooms. Divide overcrowded plants every few years.