Vinca Seeds grow perennial plants commonly known as Madagascar Periwinkle, valued for their glossy green foliage and vibrant blooms. These tropical plants thrive in full sun to partial shade and well drained soils. They are suitable for garden beds, borders, and container cultivation, providing consistent flowering throughout the growing season in warm climates.
Features
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Perennial bushy plant with colorful flowers
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Suitable for garden beds, borders, and containers
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Thrives in full sun to partial shade
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Adaptable to well drained soils
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Low maintenance and long blooming season
Specifications
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Scientific Name: Catharanthus roseus
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Common Name (US): Madagascar Periwinkle
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Seed Type / Variety: Ornamental flowering variety
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Growth Habit: Perennial bushy plant
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USDA Zones: 9–11 (grown as annual in cooler zones)
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Planting Season: Spring after frost
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Growing Season: Spring through fall
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Sowing Season: March–June depending on region
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Germination Time and Conditions: 10–14 days in warm, moist soil 70–75°F
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Sunlight Requirements: Full sun to partial shade
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Soil Requirements: Well drained, moderately fertile soil
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Watering Needs: Moderate; allow soil to dry slightly between watering
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Mature Plant Size: 12–18 inches height; 12–18 inches spread
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Plant Spacing: 12–15 inches apart