Corncockle
Agrostemma githago
flowerA charming, old-fashioned hardy annual with slender, silvery stems and large pink or magenta flowers with distinctive black veining, blooming from late spring through summer. Reaching 60–90 cm tall, it is perfect for wildflower meadows, cottage gardens, and cut flowers. Extremely easy to grow from seed and thrives in poor soil.
Common Problems
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Care Guide
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Light
Full sun (6+ hours daily)
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Water
Moderate; water regularly but allow soil to dry between waterings. Drought-tolerant once established.
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Soil
Well-draining, poor to average soil. Does not require rich soil; tolerates sandy or gravelly conditions.
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Fertiliser
Minimal fertilizer; avoid rich feeding which promotes foliage over flowers
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Temperature
Cool-season annual; prefers moderate temperatures but tolerates heat
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Humidity
Low to moderate humidity; good air circulation prevents disease
Toxicity
dangerousToxic to CatsdangerousToxic to DogsdangerousToxic to Children
Seeds and foliage contain saponins and other toxins that are toxic to cats, dogs, and children if ingested
Common Diseases
Common Pests
Seasonal Care
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Resume regular watering and feeding as growth picks up.
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Peak growing season. Water and feed regularly.
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Reduce watering as growth slows. Stop heavy feeding.
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Minimal watering and feeding. Protect from frost if needed.