Cornflower (Bachelor’s Button) Seeds – Double Royal Blue (WINTER)

Cornflower (Centaurea cyanus), commonly known as Bachelor's Button, is a popular cool-season annual admired for its striking blue flowers, slender stems and easy-growing nature.

Double Royal Blue produces beautiful, richly coloured, double blooms with delicate fringed petals. Its upright growth and long flowering stems make it ideal for winter gardens, borders and fresh floral arrangements.

Key Features

• Botanical Name: Centaurea cyanus

• Common Name: Cornflower / Bachelor's Button

• Variety: Double Royal Blue

• Type: Cool-season flowering annual

• Flowers: Double, fringed, royal-blue blooms

• Foliage: Narrow, greyish-green leaves

• Height: Approximately 60–90 cm

• Growth: Upright, branching stems

• Sunlight: Full sun

• Special Features: Excellent cut flowers; attracts pollinators

Recommended Grow Bags

G-12 Grow Bag – 12 × 12 inch – 1–2 plants.

G-24 Grow Bag – 24 × 12 inch – 3–4 plants.

Provide light support if stems become tall or exposed to strong winds.

Recommended Soil / Potting Mix

60% Bhalu Mitti / Garden Soil + 20% GREEN GARDENS Vermicompost + 20% Cocopeat

Use loose, moderately fertile and well-draining soil. Avoid excessive nitrogen fertilizer.

Growing Instructions from Seeds

• Method: Direct sowing preferred

• Sowing Depth: Approximately 5–6 mm

• Germination: 7–14 days

• Ideal Temperature: 16–20°C

• Plant Spacing: 20–30 cm

• Watering: Keep soil lightly moist until germination

Thin overcrowded seedlings and avoid unnecessary transplanting. Sow in a sunny location with good airflow.

Sunlight & Watering

Sunlight: Full sun, preferably 6–8 hours daily.

Watering: Water moderately when the upper soil begins to dry. Avoid waterlogging.

Growth & Flowering

• First Flowering: Approximately 60–90 days after sowing

• Flowering Season: Winter to spring in Lahore

• Growth Habit: Upright and branching

• Flower Type: Double, fringed royal-blue blooms

Regular cutting and deadheading encourage continued flowering.

Feeding

Mix GREEN GARDENS Vermicompost into the soil before sowing. Minimal additional feeding is generally required.

Ornamental & Floral Uses

Excellent for flower beds, cottage gardens, mixed borders, bouquets and cut-flower arrangements. Its rich blue colour adds attractive contrast to mixed floral displays.

Related Products

• G-12 Grow Bag – 12 × 12 inch

• G-24 Grow Bag – 24 × 12 inch

• GREEN GARDENS Vermicompost

• Growing Guide Videos – Gardening with Javed Iqbal