Argemone platyceras

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chicalote

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Other common names

crested poppy

Plants for pollinators
Herbaceous Perennial Annual Biennial
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A vigorous short-lived perennial grown as an annual to 40cm in height, with prickly stems and blue-grey leaves, the large, silky, saucer-shaped, poppy-like white flowers to 15cm across, in summer and autumn, are followed by prickly seed capsules

Position

Full sun

Soil Types

Chalk, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1–2 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H2
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Papaveraceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Argemone can be annuals, perennials or shrubs, often prickly, with simple, lobed or spiny leaves and showy poppy-like flowers in summer followed by large, often spiny fruits
Name Status
Correct
Plant Range
Mexico

How to Grow

Cultivation

Grows best in poor, gritty or stony, sharply-drained soil in full sun

Propagation

Propagate by seed in early spring, will self-seed freely

Suggested planting locations and garden types

  • Coastal
  • Cottage and informal garden
  • Gravel garden
  • Wildlife gardens

Pruning

No pruning required, deadhead to prolong flowering

Pests

Generally pest-free

Diseases

Generally disease-free