• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Echinacea purpurea 'Rubinstern'

Coneflower 'Rubinstern'

Coneflower 'Rubinstern'

© � RHS 1999

  • Other common names Coneflower 'Rubinstern'

  • Genus Echinacea are erect, clump-forming rhizomatous perennials with simple or pinnately lobed leaves and solitary, long-stalked daisies with prominent conical central disks and often drooping ray florets; attractive to butterflies

  • Family Asteraceae / Asteraceae

  • Species 'Rubinstern' is an upright perennial to 90cm, with oval leaves and 12cm wide flower-heads opening from late summer to late autumn, the ruby-red ray florets spreading horizontally from the brown central cone

Characteristics

  • Foliage Deciduous

  • Habit Bushy

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect South-facing or West-facing or East-facing

  • Exposure Exposed or Sheltered

Soil

  • Chalk

    Sand

  • Chalk

    Chalk

  • Chalk

    Loam

  • MoistureWell-drained

  • SoilSand, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height

    0.5-1 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    2-5 years

How to grow

Cultivation Grow in deep, well-drained, humus-rich soil ideally in full sun although they can tolerate some shade

Propagation Propagate by seed sown at 13�C in spring. Propagate by division in spring or autumn although they resent a lot of disturbance. Propagate by root cuttings from late autumn to early winter.

Suggested planting locations and garden types Flower borders and beds City & Courtyard Gardens Coastal Cottage & Informal Garden Wildlife Gardens

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