Cosmos ‘Sea Shell’ Mix – Seeds (Cosmos bipinnatus)

The Cosmos ‘Sea Shell’ Mix is a striking and unusual variety of cosmos, admired for its distinctive tubular petals that resemble delicate sea shells. Blooms appear in vibrant shades of pink, carmine, rose, and white, creating a romantic, airy effect in the garden. This tall, free-flowering annual adds elegance to borders and makes excellent cut flowers.

Highlights

• Unique tubular, seashell-shaped petals

• Tall, graceful plants with airy foliage

• Continuous blooms all summer into autumn

• Attracts butterflies, bees, and pollinators

Key Features

• Botanical Name: Cosmos bipinnatus

• Variety: ‘Sea Shell’ Mix

• Seed Count: Approx. seeds per pack

• Height/Spread: 90–120 cm tall, 30–45 cm spread

• Position: Full sun, well-drained soil

• Flowering Period: June–October

Perfect For

• Cottage gardens and wildflower-style borders

• Tall background planting

• Cutting for long-lasting vase displays

• Pollinator-friendly gardens

Sowing Instructions

• Sow indoors March–April at 18–21°C

• Cover seeds lightly with compost

• Germination: 7–10 days

• Harden off and plant out after frost, spacing 30–40 cm apart

• Can also be direct sown outdoors April–May