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Sweet Pea in the GardenTags plant encyclopedia

Lathyrus odoratus

 

Sweet Pea

A popular annual climbing plant with beautifully fragrant flowers that come in many different colours, from white, shades of pink and red, salmon, purple, blue and bi-coloured. The flowers are excellent for cutting. It needs supporting, growing up to 2 meters in height. They produce tendrils, and can be grown among shrubs, trellis or netting, where they can support themselves.

Contributed by @miguel

 
plant Features
  • Sweet Pea likes full sun to partial shade

    Full sun to partial shade

  • Sweet Pea likes occasional watering

    Occasional watering

  • Sweet Pea is not frost hardy

    Not Frost hardy

  • Sweet Pea likes light and free draining

    Light and free draining

 
plant information

Common name

Sweet Pea

Latin name

Lathyrus odoratus

type

Climber

family

Fabaceae

ph

5.0 - 7.0 Acid - Neutral

  • Light

    Sweet Pea likes full sun to partial shade

    Full sun to partial shade

  • Frost

    Sweet Pea is not frost hardy

    Not Frost hardy

  • Soil

    Sweet Pea likes light and free draining

    Light and free draining

  • Water

    Sweet Pea likes occasional watering

    Occasional watering

Plant & bloom calendar

  •  
    Best time to plant
  •  
    When the plant will bloom
  •  
    When to harvest

full grown dimensions

The size of a fully grown Sweet Pea is 0.50meters x 2.00meters 0.50 M 2.00 M

Lathyrus odoratus

A popular annual climbing plant with beautifully fragrant flowers that come in many different colours, from white, shades of pink and red, salmon, purple, blue and bi-coloured. The flowers are excellent for cutting. It needs supporting, growing up to 2 meters in height. They produce tendrils, and can be grown among shrubs, trellis or netting, where they can support themselves.


Propogation by seed

From Early Spring TO Early Spring

Easily grown from seed, either directly into the soil in early Spring, or sown in the greenhouse and transplanted as young plants. The seeds benefit from pre-soaking or chipping with a sharp blade.

 

Flowering Season

From Mid Summer TO Late Summer

Flowers appear in mid-summer and continuing for many weeks if regularly deadheaded.

 

Planting

From Mid Spring TO Mid Spring

Plant out in mid-spring if planting plugs. Add support from the beginning to encourage the plants to grow upright. Pinch out growing tip to encourage side-shoots.

 

Propagating by seed

From Late Autumn TO Late Autumn

Seeds can be sown in pots in a cold greenhouse in late Autumn for earlier flowers.

 
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