Glaucium corniculatum
Red horned poppy, Glaucium phoenicium, Blackspot hornpoppy, Blackspot horn poppy, Red horned-poppy, Glaucium flavum red-flowered
Glaucium Glaucium
G. corniculatum - G. corniculatum is a rosette-forming, slightly hairy, biennial, often grown as an annual, with finely-divided, silvery grey-green leaves and, from summer into autumn, crimson to orange-red flowers with a black spot at the base of each petal.
Glaucium corniculatum is: Deciduous
Rosette, Erect flower stem
Roots are toxic if ingested. Prolonged contact may cause skin irritation. If using as an external herbal application, use with caution and only on unbroken skin.
Crimson, Orange-red in Summer
Grey-green in Spring; Grey-green in Summer; Grey-green in Autumn
Generally disease free.
If desired, cut back to the base in late autumn or winter. Deadhead to prevent unwanted seedlings.
Seed
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Glaucium corniculatum (Red horned poppy) will reach a height of 0.4m and a spread of 0.4m after 1-2 years.
Beds and borders, Cottage/Informal, Gravel, Rock, Wildflower, Woodland
Grow in poor to moderately fertile soil in sun. Resents root disturbance. Does not tolerate shade or poorly-drained conditions.
Chalky, Loamy, Sandy
Well-drained
Acid, Alkaline, Neutral
Full Sun
North, East, West
Exposed, Sheltered
Hardy (H4)
We do not currently have companion plants added for this plant.
Glaucium corniculatum
Red horned poppy, Glaucium phoenicium, Blackspot hornpoppy, Blackspot horn poppy, Red horned-poppy, Glaucium flavum red-flowered
Glaucium Glaucium
G. corniculatum - G. corniculatum is a rosette-forming, slightly hairy, biennial, often grown as an annual, with finely-divided, silvery grey-green leaves and, from summer into autumn, crimson to orange-red flowers with a black spot at the base of each petal.
Europe, Southwestern Asia
Deciduous
Rosette, Erect flower stem
Roots are toxic if ingested. Prolonged contact may cause skin irritation. If using as an external herbal application, use with caution and only on unbroken skin.
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Crimson, Orange-red in Summer
Grey-green in Spring; Grey-green in Summer; Grey-green in Autumn
Generally disease free.
If desired, cut back to the base in late autumn or winter. Deadhead to prevent unwanted seedlings.
Seed
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Glaucium corniculatum (Red horned poppy) will reach a height of 0.4m and a spread of 0.4m after 1-2 years.
Beds and borders, Cottage/Informal, Gravel, Rock, Wildflower, Woodland
Grow in poor to moderately fertile soil in sun. Resents root disturbance. Does not tolerate shade or poorly-drained conditions.
Chalky, Loamy, Sandy
Well-drained
Acid, Alkaline, Neutral
Full Sun
North, East, West
Exposed, Sheltered
Hardy (H4)
Zone 10, Zone 9, Zone 8, Zone 7, Zone 6
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This plant likes... | Garden match | |
Soil types: | Chalky, Loamy, Sandy | Tell us... |
Soil drainage: | Well-drained | Tell us... |
Soil pH: | Acid, Alkaline, Neutral | Tell us... |
Light: | Full Sun | Tell us... |
Aspect: | North, East, West | Tell us... |
Exposure: | Exposed, Sheltered | Tell us... |
Hardiness: | Hardy (H4) | Tell us... |
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