Cornflower - Centaurea cyanus 'Blue Boy'

Centaurea cyanus ‘Blue Boy’ is perhaps the best-known cornflower with its typical intense royal blue color, the stems are long and sturdy, and the plant is super reliable in the garden.

Whether you want to bring a bit of field feeling to your border, create a colorful cutting garden, or simply sow something that is sure to succeed: choose the cornflower!

Sowing Instructions

• Sowing time: Late February – April (spring) or September – October (autumn) 

• Sowing depth: Light germinator, press onto your potting soil, no need to cover. 

• Germination time: 7–14 days

• Location: Sun

• Height: ± 75–90 cm (taller with autumn sowing)

• Type: Hardy annual