• 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

Chrysanthemum 'Southway Swan' (29d)

Chrysanthemum 'Southway Swan'

Chrysanthemum 'Southway Swan'

© � RHS 1996

  • Other common names Chrysanthemum 'Southway Swan'

  • Synonyms Dendranthema 'Southway Swan'

  • Genus Chrysanthemum are erect woody-based perennials with aromatic, pinnately lobed leaves and flowerheads of diverse form, from late summer to late autumn

  • Family Asteraceae / Asteraceae

  • Species 'Southway Swan' is a compact half-hardy perennial to 85cm in height, with single, white, yellow-centred flowers

  • Horticultural Group Early flowering, single, Outdoor Spray chrysanthemums are bushy perennials with several single or semi-double flowers on each branching stem, flowering from late summer to autumn


  • Foliage Deciduous

  • Habit Bushy



  • Full Sun

  • Aspect South-facing or East-facing

  • Exposure Sheltered


  • Chalk


  • Chalk


  • Chalk


  • MoistureMoist but well-drained

  • SoilLoam, Clay, Sand

  • pHAcid, Neutral, Alkaline


  • Ultimate height

    0.5-1 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    1-2 years

How to grow

Cultivation Grow in a sheltered site in full sun in fertile well-drained soil, enriched with organic matter and general purpose fertiliser. Water freely in dry weather. Pinching out the growing tip when the plants are 15-20cm tall to encourage free flowering bushy plants. Staking is usually required. There is no need to deadhead. In mild areas leave in the ground protected by a thick mulch. Elsewhere lift the crowns and store in a greenhouse, raising fresh plants from these each year

Propagation Propagate by softwood cuttings taken in spring from shoots from stored stools

Suggested planting locations and garden types Flower borders and beds Cut Flowers Cottage & Informal Garden

How to care

Pruning Cut back to near ground level in the autumn, before lifting and storing for the winter

Pests Aphids and leaf miners are common pests. Leaf and bud eelworms can damage stock that has not been heat-treated. Earwigs sometimes damage blooms. Capsid bug and glasshouse red spider mite are occasional pests

Diseases Chrysanthemum white rust, can be very damaging and hard to control. Powdery mildews can be damaging in dry conditions. In wet weather grey moulds and other fungal rots can be severe. A virus may cause stunting and leaf markings

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