Periwinkle Catharanthus roseus seeds - Heirloom Flower Garden Seeds for Growing

Periwinkle Catharanthus roseus is a warm-season flowering plant grown for its colorful blooms and compact bushy growth. It is commonly planted in flower beds, borders, containers, and tropical landscapes. The plant develops glossy green foliage with continuous seasonal flowers and performs well in warm climates. It prefers full sun to partial shade, well-drained soil, and regular moisture for healthy growth.

Features

• Produces colorful periwinkle flowers
• Compact bushy growth habit
• Suitable for borders and containers
• Ideal for warm climate gardens
• Grows well in full sun to partial shade
• Prefers well-drained soil
• Suitable for landscape planting
• Long seasonal flowering period

Specifications

• Scientific Name: Catharanthus roseus
• Common Name (US): Periwinkle
• Seed Type / Variety: Flower Seeds
• Growth Habit: Bushy annual to perennial plant
• USDA Zones: 9 to 11
• Planting Season: Spring
• Growing Season: Summer to fall
• Sowing Season: Spring
• Sowing Months: March to May
• Germination Time and Conditions: 7 to 21 days at 21 to 25°C
• Sunlight Requirements: Full sun to partial shade
• Soil Requirements: Well-drained fertile soil
• Watering Needs: Moderate
• Mature Plant Size: 30 to 60 cm height, 30 to 45 cm spread
• Plant Spacing: 30 to 45 cm