• 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

Lathyrus odoratus 'Dave Thomas'

Sweet pea 'Dave Thomas'

Sweet pea 'Dave Thomas'

© � RHS 1997

  • Other common names Sweet pea 'Dave Thomas'

  • Genus Lathyrus can be annuals or herbaceous or evergreen perennials, mostly climbing, with pinnate leaves ending in a tendril, and showy pea-like flowers, fragrant in some species

  • Family Papilionaceae / Papilionaceae

  • Species 'Dave Thomas' is an annual climber to 1.7m, with strongly fragrant flowers 5.5cm across, the standards deep coral-pink, the wings slightly paler

Characteristics

  • Foliage Deciduous

  • Habit Climbing

  • Fragrance Flower

  • Toxicity Acute ingestion may cause mild stomach upset

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect South-facing or East-facing

  • Exposure Sheltered or Exposed

Soil

  • Chalk

    Loam

  • Chalk

    Sand

  • MoistureWell-drained

  • SoilLoam, Sand

  • pHAcid, Neutral, Alkaline

Size

  • Ultimate height

    1.5-2.5 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    1-2 years

How to grow

Cultivation Grow in humus-rich, fertile, well-drained soil in full sun or light dappled shade. Incorporate well-rotted organic manure before planting and apply a balanced liquid fertilizer every two weeks when in growth. Deadhead regularly

Propagation Propagate by seed. Sow in a cold frame in early autumn, early spring or in-situ in mid-spring

Suggested planting locations and garden types Flower borders and beds Cut Flowers Wall-side Borders City & Courtyard Gardens Cottage & Informal Garden

How to care

Pruning Deadhead regularly and cut back after flowering

Pests May be attacked by aphids, slugs, snails and thrips

Diseases May be subject to powdery mildew, Fusarium wilt, foot rot, root rot and a virus

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