• 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 'Virgo'

Sweet pea 'Virgo'

Sweet pea 'Virgo'

© � RHS 1999

  • Other common names Sweet pea 'Virgo'

  • 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 'Virgo' is a vigorous bushy annual bearing long-stemmed racemes of about 4 white flowers in summer and early autumn


  • Foliage Deciduous

  • Habit Bushy

  • Fragrance Flower

  • Toxicity Acute ingestion may cause mild stomach upset



  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered or Exposed


  • Chalk


  • Chalk


  • Chalk


  • Chalk


  • MoistureWell-drained, Moist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHNeutral, Acid, 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 fertile, humus-rich, well-drained soil in full sun or partial shade. Incorporate organic matter into the soil before planting and feed with a balanced, liquid fertiliser once a month when in growth. Deadhead regularly to prolong flowering

Propagation Propagate by seed sown in-situ in mid-spring. Germination may be improved by pre-soaking or chipping before sowing

Suggested planting locations and garden types Flower borders and beds Cut Flowers City & Courtyard Gardens Cottage & Informal Garden Patio & Container Plants

How to care

Pruning Remove after flowering

Pests May be attacked by aphids, slugs and snails

Diseases May be affected by powdery mildews

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