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Annual BiennialClimber Wall Shrub

Lathyrus odoratus 'Jilly'
  • RHS AGM

sweet pea 'Jilly'

'Jilly' is a strong-growing annual climber to 2.2m, with fragrant cream flowers 6.5cm across, with waved petals

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Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring
Summer Cream Green
Autumn Cream Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H3
Botanical details
Family
Fabaceae
Native to the UK
No
Foliage
Deciduous
Habit
Climbing
Potentially harmful
Acute ingestion may cause mild stomach upset. Wear gloves and wash hands after handling
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

Name status

Accepted

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. See sweetpea cultivation for further information

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
  • Cottage and informal garden
  • City and courtyard gardens
  • Cut flowers
  • Flower borders and beds
  • Wall side borders
Pruning

Deadhead regularly and cut back after flowering

Pests

May be attacked by aphids, slugs, snails and thrips

Diseases

May be affected by powdery mildews, Fusarium wilt and sweet pea viruses

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