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Giant Opium Poppy in the GardenTags plant encyclopedia

Papaver somniferum 'Giganteum'

 

Giant Opium Poppy

Papaver somniferum is a subtype of opium poppy which grow to about 60 to 90cm tall and has thick, hairy stems and lettuce like leaves. The seed pods are well-suited for crafts and dried floral arrangements. Most annual varieties will readily self-seed. 'Giganteum' has flowers that are 6" across, and produce the largest possible seed pods. Highly ornamental, they can be used fresh, or dried for winter decoration.

Contributed by @sybil

 
plant Features
  • Giant Opium Poppy likes full sun

    Full sun

  • Giant Opium Poppy likes very little water

    Very little water

  • Giant Opium Poppy is not frost hardy

    Not Frost hardy

  • Giant Opium Poppy likes moist and free draining

    Moist and free draining

 
plant information

Common name

Giant Opium Poppy

Latin name

Papaver somniferum 'Giganteum'

type

Annual

family

Papaveraceae

ph

5.0 - 7.5 Acid - Neutral

  • Light

    Giant Opium Poppy likes full sun

    Full sun

  • Frost

    Giant Opium Poppy is not frost hardy

    Not Frost hardy

  • Soil

    Giant Opium Poppy likes moist and free draining

    Moist and free draining

  • Water

    Giant Opium Poppy likes very little water

    Very little water

Plant & bloom calendar

  •  
    Best time to plant

full grown dimensions

The size of a fully grown Giant Opium Poppy is 0.30meters x 0.90meters 0.30 M 0.90 M

Papaver somniferum 'Giganteum'

Papaver somniferum is a subtype of opium poppy which grow to about 60 to 90cm tall and has thick, hairy stems and lettuce like leaves. The seed pods are well-suited for crafts and dried floral arrangements. Most annual varieties will readily self-seed. 'Giganteum' has flowers that are 6" across, and produce the largest possible seed pods. Highly ornamental, they can be used fresh, or dried for winter decoration.


Planting Outdoors Spring

From Early Spring TO Early Spring

Grow them in a position with deep, well-drained, fertile soil in full sun, they can also be grown in large containers.

 

Sowing seed in Spring or Autumn

From Early Spring TO Late Autumn

Sow in pots in autumn or sow directly in spring. Sown in spring the plants will flower mid-summer. If sown in autumn they will flower from late spring onwards.

 
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