Description

Condition: New

(C) KS10

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Cosmos ‘Redcrest’
Botanical Name: Cosmos bipinnatus
Type: Half-Hardy Annual

Cosmos ‘Redcrest’ is a stunning variety producing masses of large, deep carmine-red blooms with a golden-yellow centre. Its finely divided, feathery foliage and tall, graceful stems make it a perfect addition to borders, cottage gardens, and cutting patches. Easy to grow and long-flowering, this variety blooms continuously from midsummer to autumn, attracting bees, butterflies, and other pollinators while adding vibrant, romantic colour to your garden.

Plant Details

Type: Half-hardy annual
Height: 90–120cm
Spread: 40–50cm
Flowers: June – October
Position: Full sun; well-drained soil

Growing Information

Sow: March – May indoors or directly outdoors after frost risk
Germination: 7–10 days at 18–22°C
Transplant: When seedlings are large enough to handle; harden off before planting outdoors
Spacing: 30–40cm apart
Care: Water regularly until established; deadhead spent blooms to encourage continuous flowering

Why You’ll Love It

Striking carmine-red blooms with golden centres
Long flowering period from summer to frost
Attracts bees, butterflies, and other pollinators
Perfect for cutting and border displays
Easy to grow and reliable performer

Top Tip

For bushier plants and more blooms, pinch out the growing tips when seedlings are about 15cm tall.

Perfect For

Cottage gardens & mixed borders
Cut-flower arrangements
Pollinator-friendly planting
Patio containers & raised beds
Long-lasting summer colour

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