Perennial · Papaveraceae family

Oriental poppy

Papaver orientale

Full sun 0.5–1 m × 0.15–0.6 m Flowers May–July to −40 °C
Flower colours Click a colour

In short a 10-second read

SunFull sun
Size0.5–1 m
spacing 45 cm
FlowersMay–July
PlantingMarch–April
WinterNo winter protection

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun, in dry to average soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

tolerates any pH
acidicneutralalkaline
dry to averagesandyloamyclay

Watering

do not waterlogless when it rains

Frost

−40 °C
no winter protectiondies back in winter, regrows in spring

How much space it takes

Mature size.

The mature plant next to a person (175 cm).

50 cm1 m1.5 m0.5–1 mspread 0.15–0.6 m
0.5–1 m× spread 0.15–0.6 m

Plant 45 cm apart.

The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Months for Central Europe. The line shows the current month.

The year at a glance

Flowers: JanuaryFlowers: FebruaryFlowers: MarchFlowers: AprilFlowers: MayFlowers: JuneFlowers: JulyFlowers: AugustFlowers: SeptemberFlowers: OctoberFlowers: NovemberFlowers: DecemberPlanting: JanuaryPlanting: FebruaryPlanting: MarchPlanting: AprilPlanting: MayPlanting: JunePlanting: JulyPlanting: AugustPlanting: SeptemberPlanting: OctoberPlanting: NovemberPlanting: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersPlantingFeeding
Now, in October: nothing to do — the next job is in March.
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

May–July · orange, red, pink, purple or white

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

division: March–April

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

March–May

Feeding

Nutrition.

Light
balanced fertilisercompost or mulch
JanFebMarAprMayJunJulAugSepOctNovDec

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

What you will see

Colonies of tiny insects on shoots and buds, sticky honeydew, curled leaves.

How to protect

  1. Prevention
    • Check plants regularly from spring.
    • Encourage ladybirds, hoverflies, lacewings and parasitic wasps.
  2. By hand as soon as it appearsRub off colonies by hand or wash them off with a jet of water.
  3. Biological spring to summerRelease lacewing larvae, aphid midge larvae or ladybirds.
  4. Gentle spray in a heavy infestation, repeatPotassium soap (fatty acids) or plant oil.
  5. Chemical — only when nothing else helps only as a last resortA product authorised in your country against aphids.
Aphidspest

What you will see

Colonies of tiny insects on shoots and buds, sticky honeydew, curled leaves.

How to protect

  1. Prevention
    • Check plants regularly from spring.
    • Encourage ladybirds, hoverflies, lacewings and parasitic wasps.
  2. By hand as soon as it appearsRub off colonies by hand or wash them off with a jet of water.
  3. Biological spring to summerRelease lacewing larvae, aphid midge larvae or ladybirds.
  4. Gentle spray in a heavy infestation, repeatPotassium soap (fatty acids) or plant oil.
  5. Chemical — only when nothing else helps only as a last resortA product authorised in your country against aphids.
More about this problem

What you will see

Yellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.

How to protect

  1. Prevention
    • Plant thinly and control weeds for airflow; in a greenhouse avoid leaves staying wet for long.
  2. By handPick off and destroy affected leaves as soon as they appear; remove heavily affected plants.
Downy mildewsdisease

What you will see

Yellow to brown patches on the upper leaf surface, with a white, grey or purple coating underneath.

How to protect

  1. Prevention
    • Plant thinly and control weeds for airflow; in a greenhouse avoid leaves staying wet for long.
  2. By handPick off and destroy affected leaves as soon as they appear; remove heavily affected plants.
More about this problem

What you will see

White powdery coating on leaves and stems; leaves curl and dry out.

How to protect

  1. Prevention
    • Sunny, airy position; not in a still spot against a wall.
    • Do not overdo nitrogen (lush young leaves are more susceptible).
    • Water at the roots, not on the leaves.
  2. By hand as soon as the first symptoms appearQuickly cut out affected shoots and burn them or take them away (not to the compost).
  3. Gentle spray at the start of infectionSulphur or fatty acids (potassium soap) according to the label.
  4. Chemical — only when nothing else helps only in a heavy attackA product authorised in your country against powdery mildew.
Powdery mildewsdisease

What you will see

White powdery coating on leaves and stems; leaves curl and dry out.

How to protect

  1. Prevention
    • Sunny, airy position; not in a still spot against a wall.
    • Do not overdo nitrogen (lush young leaves are more susceptible).
    • Water at the roots, not on the leaves.
  2. By hand as soon as the first symptoms appearQuickly cut out affected shoots and burn them or take them away (not to the compost).
  3. Gentle spray at the start of infectionSulphur or fatty acids (potassium soap) according to the label.
  4. Chemical — only when nothing else helps only in a heavy attackA product authorised in your country against powdery mildew.
More about this problem

What you will see

Sudden wilting and yellowing of leaves from the bottom up, especially in hot weather.

How to protect

  1. Prevention
    • Do not spread soil from affected plants on tools and footwear.
    • Do not plant susceptible species in the same place.
  2. By hand as soon as it is foundDig up and destroy affected plants (not on the compost).
Verticillium wiltdisease

What you will see

Sudden wilting and yellowing of leaves from the bottom up, especially in hot weather.

How to protect

  1. Prevention
    • Do not spread soil from affected plants on tools and footwear.
    • Do not plant susceptible species in the same place.
  2. By hand as soon as it is foundDig up and destroy affected plants (not on the compost).
More about this problem

What you will see

Softening of the crown and roots; the plant wilts and browns despite watering.

How to protect

  1. Prevention
    • Free-draining soil, no waterlogging (especially in winter).
    • Do not plant too deep.
  2. By hand at the first symptomsDig up the affected plant; improve the soil with drainage; do not replant in the same place.
Root and crown rotdisease

What you will see

Softening of the crown and roots; the plant wilts and browns despite watering.

How to protect

  1. Prevention
    • Free-draining soil, no waterlogging (especially in winter).
    • Do not plant too deep.
  2. By hand at the first symptomsDig up the affected plant; improve the soil with drainage; do not replant in the same place.
More about this problem
Sources (7)

Frequently asked

Quick answers.

When does oriental poppy flower?

In May–July; the flowers are orange, red, pink, purple or white.

Does oriental poppy tolerate shade?

No, it needs full sun.

How much space does oriental poppy need?

At maturity 0.15–0.6 m wide and 0.5–1 m tall; recommended spacing 45 cm.

Aphids — what can you do?

Check plants regularly from spring. Rub off colonies by hand or wash them off with a jet of water.

Downy mildews — what can you do?

Plant thinly and control weeds for airflow; in a greenhouse avoid leaves staying wet for long. Pick off and destroy affected leaves as soon as they appear; remove heavily affected plants.

Sources (8) Checked 23 October 2026

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