Zinnia Seeds – Swirls Mixed (Bicolour Flowers) | SUMMER

Zinnia Swirls Mixed (Zinnia elegans) is a vibrant flowering annual admired for its beautifully patterned bicolour blooms and bushy, upright growth.

Sow seeds approximately 0.5–1 cm deep in fertile, well-draining soil. Provide 6–8 hours of sunlight, moderate watering and good airflow. Pinch young plants for better branching and remove faded flowers regularly to encourage continuous blooming.

Key Features

• Botanical Name: Zinnia elegans

• Common Name: Swirls Zinnia / Bicolour Zinnia

• Variety: Swirls Mixed

• Flower Colours: Contrasting combinations of red, yellow, pink, cream and white

• Flower Form: Double and semi-double, with some natural variation

• Growth Habit: Upright, bushy and branching

• Plant Height: Approximately 40–75 cm, depending on conditions

• Sunlight: Full sun

• Flowering Season: Spring to autumn

• Special Features: Bicolour flowers, attractive cut flowers and pollinator-friendly blooms

Recommended Grow Bags

G-11 Grow Bag – 11 × 10 inch – 1–2 plants.

G-12 Grow Bag – 12 × 12 inch – 2 plants with suitable spacing.

G-24 Grow Bag – 24 × 12 inch – 3–4 plants for a colourful mass-flowering display.

Recommended Soil / Potting Mix

50% Bhalu Mitti / Garden Soil + 30% GREEN GARDENS Vermicompost + 20% Cocopeat.

Use loose, moderately fertile and well-draining soil.

Growing Instructions from Seeds

• Method: Direct sowing or nursery trays

• Sowing Depth: Approximately 0.5–1 cm

• Germination: 5–10 days

• Ideal Germination Temperature: 20–25°C

• Plant Spacing: Approximately 25–30 cm

• Transplanting: Carefully while seedlings are young

• Watering: Keep soil lightly moist until germination

Zinnias are sensitive to root disturbance, so transplant gently if grown in seedling trays.

Sunlight & Watering

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

Watering: Water near the base when the upper soil begins to dry. Avoid waterlogging and prolonged leaf wetness.

Growth & Flowering

• First Flowering: Approximately 65–90 days, depending on growing conditions

• Flower Shape: Double and semi-double, with contrasting colour patterns

• Growth Habit: Upright and branching

• Flowering Season: Spring through autumn

Pinch young plants to encourage additional flowering branches. Regularly remove faded blooms or harvest flowers for arrangements to encourage further flowering.

Feeding

Mix GREEN GARDENS Vermicompost into the soil before planting.

Provide moderate additional feeding when necessary during flowering. Avoid excessive nitrogen fertilization.

Important Summer Care

• Provide ample sunlight.

• Maintain good airflow between plants.

• Ensure drainage during monsoon rains.

• Avoid keeping foliage wet overnight.

• Monitor for powdery mildew, aphids and other common pests.

• Remove faded blooms regularly.

Garden & Decorative Uses

• Summer flower beds

• Bicolour garden borders

• Rooftop and balcony gardens

• GREEN GARDENS grow bags

• Cut-flower bouquets

• Pollinator-friendly gardens

• Decorative seasonal displays

Related Products

• Zinnia Persian Carpet Mix

• GREEN GARDENS Grow Bags

• GREEN GARDENS Vermicompost

• GREEN GARDENS Flower Seeds

• Gardening with Javed Iqbal