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Annual BiennialClimber Wall Shrub

Lathyrus odoratus 'Eclipse'

sweet pea 'Eclipse'

An annual climber to about 2m with strongly scented, waved, pale mauve flowers aging to darker mauve

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Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
1 year
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Purple Green
Autumn Purple Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing or East–facing

Exposure
Sheltered
Hardiness
H3
Botanical details
Family
Fabaceae
Native to the UK
No
Foliage
Deciduous
Habit
Climbing
Potentially harmful
Pods and seeds are not edible. Wear gloves and other protective equipment when handling. Pets: Pods and seeds are not edible. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
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

Unresolved

How to grow

Cultivation

Plant out seedlings 20-30cm apart after the final spring frost in well-drained but moisture-retentive humus-rich soil in full sun or very light dappled shade, and provide support. See sweetpea cultivation

Propagation

Propagate by seed: in milder areas sow during autumn, and overwinter the young plants in a cold frame or unheated glasshouse, or in colder areas sow in late March or April; plant out after the final spring frost. See sowing seeds indoors for further advice

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

For a long and regular supply of blooms, cut flowers frequently, before they produce seed pods

Pests

May be susceptible to aphids, slugs and snails

Diseases

May be susceptible to powdery mildews, Fusarium wilt and sweet pea viruses

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