
Cornflower, Annual ‘Blue Boy’
Centaurea cyanus 'Blue Boy'
These spring and summer bloomers have large, double flowers in a beautiful blue on 80cm tall stems. The classic cornflower colur. These annuals grow well in full sun and good, limy, well-drained soil in a sheltered position. Cut back spent flowers to promote regrowth. Flower petals are edible, adding colour to salads. Plant en masse for a striking display or amongst your vegies for a bit of colour. Makes a great cut or dried flower. Self seeds. 150 seeds.
Sowing Instructions
Sow directly to garden. Cover seeds thinly and keep moist. Germinates in 2-3 weeks.
Germination Type
Fast germinating seeds
Sowing Method
Direct
Height
0.8m
Spacing/Spread
0.2m
Sowing Periods
J | F | M | A | M | J | J | A | S | O | N | D | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Cool | ||||||||||||
Temperate | ||||||||||||
Sub-Tropical/Tropical |

Cornflower, Annual ‘Blue Boy’
Sale price$3.75