Jamieson Brothers Cornflower Blue (Centaurea cyanus) – 1g Classic Cottage Garden Flower Seeds

A classic cottage garden favourite producing striking blue blooms on upright stems.

Excellent for pollinators and cut flower arrangements.

Easy to grow and ideal for naturalistic or wildflower-style planting.

CORNFLOWER

Centaurea cyanus A hardy annual suited to borders and meadow planting.

SOWING:

March-May

Sow seeds 1cm deep in well-drained soil when temperatures reach 8-18°C. Space plants 5-7cm apart in a sunny position. Thin seedlings once established to allow airflow.

CHARACTERISTICS

Height: 60-90cm

Exposure: Full sun

Soil temperature: 8-18°C

Seed depth: 1cm

Seed spacing: 5-7cm

Germination: 5-10 days

Bloom: June-August

Garden Uses: Borders, wildflower areas and cut flower gardens.