Catharanthus Roseus Seeds – Madagascar Periwinkle
Catharanthus Roseus Seeds – Madagascar Periwinkle
Catharanthus Roseus Seeds – Madagascar Periwinkle

Catharanthus Roseus Seeds – Flower Plant

Suitable for home gardening use
$16.99 USD
$16.99 USD
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Product description

Catharanthus Roseus Seeds

Catharanthus roseus, commonly known as Madagascar Periwinkle or Annual Vinca, is a heat-loving flowering plant admired for its continuous blooms and glossy green foliage. It is ideal for flower beds, borders, containers, hanging baskets, and landscape plantings, thriving in full sun with well-drained soil throughout the warm growing season.

Flower Seed
Annual
Heat Tolerant
Container Friendly

Key Features

Continuous Flowering

Produces abundant colorful blooms over an extended season, adding long-lasting ornamental value.

Heat Adapted

Performs exceptionally well in warm, sunny conditions with excellent drought tolerance after establishment.

Compact Growth

Develops neat, bushy plants suitable for borders, edging, containers, and mass plantings.

Landscape Versatility

Excellent for flower beds, patio containers, hanging baskets, and colorful landscape displays.

Product Highlights

Long blooming season
Glossy green foliage
Heat tolerant
Compact bushy habit
Container suitable
Border planting
Full sun preferred
Well-drained soil

Specifications

Scientific Name Catharanthus roseus
Common Name Madagascar Periwinkle (Annual Vinca)
Seed Type Flower Seed
Growth Habit Annual or Tender Perennial
USDA Zones 10–11 (Perennial), 3–9 (Annual)
Planting Season Spring
Growing Season Late Spring Through Fall
Sowing Season Spring
Sowing Months March–May
Germination Time 10–21 Days
Germination Conditions 70–75°F (21–24°C); Cover Seeds Lightly
Sunlight Full Sun
Soil Well-Drained, Fertile Sandy or Loamy Soil
Watering Moderate; Allow Soil Surface to Dry Slightly Between Watering
Mature Size 12–24 in Tall × 12–18 in Wide
Plant Spacing 10–12 in Apart

Growing Guide

Step 1: Sow seeds indoors 8–10 weeks before the last frost or outdoors after the soil has warmed.
Step 2: Lightly cover seeds with soil and maintain consistent warmth and moisture during germination.
Step 3: Transplant seedlings into a sunny location with well-drained soil after frost danger has passed.
Step 4: Water regularly during establishment, allowing the soil surface to dry slightly between watering.
Step 5: Remove spent blooms as needed to maintain a tidy appearance and encourage continued flowering.

Perfect For Borders, Containers And Colorful Summer Gardens

Catharanthus roseus is a dependable flowering plant that delivers vibrant seasonal color with minimal maintenance. Its compact habit, extended blooming period, and excellent heat tolerance make it an outstanding choice for flower beds, borders, containers, hanging baskets, and landscape plantings.