Dianthus barbatus Sweet™ White | Sweet William | Pelleted

Dianthus barbatus Sweet White F1

Sweet William | Pelleted Seed

Dianthus barbatus Sweet™ White is a refined, modern Sweet William with pure white, perfectly rounded flower heads and uniform growth. Part of the premium Sweet™ series, this variety is bred for excellent stem quality, strong garden performance, and reliable flowering.

Its crisp white blooms bring light and elegance to borders, cottage gardens, and cut flower arrangements. Thanks to pelleted seeds, sowing is easy and precise—ideal for both professional growers and home gardeners.

A classic biennial often grown as a first-year flowering annual when started early.

Plant Information

• Botanical name: Dianthus barbatus
• Common name: Sweet William
• Series: Sweet™
• Flower color: Pure white
• Plant type: Biennial (often grown as annual)
• Height: 45–60 cm
• Spread: 25–30 cm
• Exposure: Full sun to light partial shade
• Soil: Well-drained, fertile soil
• Flowering period: Late spring–summer
• Use: Cut flower, borders, beds, containers
• Fragrance: Lightly scented
• Seed type: Pelleted (for easy sowing)

Growing Instructions

• Sowing: Sow indoors February–April or outdoors May–June
• Sowing depth: Surface sow; lightly press into soil
• Germination: 7–14 days at 15–20 °C
• Light: Light aids germination
• Transplanting: Plant out once seedlings are strong and frost risk has passed
• Spacing: 25–30 cm
• Flowering: Same year from early sowing or following spring if autumn-sown

💡 Tip: Regular deadheading encourages longer flowering and tidier plants.

Why Grow Sweet™ White?

• Elegant, pure white flower heads
• Excellent for cut flowers and wedding work
• Uniform plants and strong stems
• Easy sowing with pelleted seeds
• Reliable performance in Northern European climates