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Glaucium corniculatum (photo courtesy of Annie’s Annuals & Perennials)
Glaucium corniculatum (photo courtesy of Annie’s Annuals & Perennials)

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Zone
Zones 2-24, 31-43
Full Sun
Full
Regular Water
Moderate
Toxicity
Roots are poisonous if ingested.

Glaucium corniculatum

Red Horned Poppy
Papaveraceae
Annuals

From Europe and southwest Asia. Grows to 1–1 1/2 ft. high and as wide. Gray-green leaves are lobed or finely cut. Cup-shaped, four-petaled, 2-in. orange-red flowers are individually short-lived, but they keep coming during the summer bloom season. Flowers are followed by unusually long (to 1 ft.), slender seed capsules.

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