Cornflower 'Blue Diadem'

'Blue Diadem' is the most impressive blue cornflower you can grow. The tall stems produce loads of true blue, double flowers that attract bees and beneficial insects. It is a host plant for Painted Lady butterflies.

'Blue Diadem' cornflower is a good choice for the middle of the border with shorter plants in front and taller plants behind. It looks stunning when paired with yellow or gold blooms.

Height: 30"

Spacing: 8"

Light: Full sun. Tolerates light shade in hot climates.

Sowing Cornflower Seeds

Sow cornflower seeds outdoors in spring, 1/8" deep. In zones 7-10, sow in late September.

Home-grown seeds.