Red horned poppy (Glaucium corniculatum)

Red horned poppy

Also known as: Common horned poppy

Red horned poppy (Glaucium corniculatum) produces attractive red flowers with a black spot at the base of each petal. The genus name, Glaucium, derives from the Greek word for grey-green or sea green, describing the plant's wavy blue-green leaves. Rabbit- and deer-resistant, red horned poppy blooms in summer and is native to Eurasia but can also be found in many U.S. states.

Scientific classification

Species

Red horned poppy (Glaucium corniculatum)

Buttercups, poppies and allies

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Annual, Biennial, Perennial

Lifespan

Herb

Plant Type

Summer, Fall

Bloom Time

20 cm to 40 cm

Plant Height

40 cm

Spread

Gray, Green, Silver

Leaf Color

5 cm to 8 cm

Flower Size

20 - 35 ℃

Ideal Temperature

Images of Red horned poppy

Distribution of Red horned poppy

Distribution Map

Red horned poppy is a plant that naturally occurs across temperate Eurasian regions and the Mediterranean basin. It has been introduced to parts of northern and central Europe, as well as certain areas in the Southern Hemisphere. Presently, red horned poppy is also cultivated in some regions, which reveals its ability to thrive beyond its native range.

Native

Cultivated

Invasive

Introduced

No species reported

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Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Red horned poppy

Every 1-2 weeks

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Originating from coastal habitats, red horned poppy is drought-tolerant and prefers moderate watering every 1-2 weeks. Thriving outdoors in well-draining soil, red horned poppy requires infrequent but thorough watering to maintain health.

Fertilize: For red horned poppy, use high phosphorus fertilizers to enhance root growth and flowering. Start at the growing season's beginning and continue mid-season with lighter doses. Reduce applications during dormancy, ensuring even distribution and thorough watering to optimize nutrient uptake and prevent root burn.

Pruning: Red horned poppy features vibrant red-orange flowers and horn-shaped seed pods. Light pruning in early spring is beneficial; remove dead stems to encourage growth. Avoid heavy pruning to maintain blooms. Regular grooming ensures air circulation, reduces disease risk, and enhances overall health. Use sterilized tools for best results.

Propagation: Red horned poppy thrives in coastal sandy areas and propagates best through sowing. Successful cultivation requires a well-draining sandy substrate. Sow seeds shallowly, as light aids germination. Maintain consistent moisture initially, but red horned poppy is resilient to drier conditions once established. No pre-sowing treatment is needed.

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