All flowers
Cornflower Wikimedia Commons
Asteraceae

Cornflower

Centaurea cyanus

Hope and remembrance.

Family
Asteraceae
Genus
Centaurea
Native to
Europe
Bloom season
Summer
Type
annual
Height
1-3 ft
Sunlight
full sun
Soil
Well-drained, poor to moderate fertility
Water
low to moderate
Hardiness
2-11
Lifespan
annual

Did you know

  • Cornflowers were once so common in European grain fields that they were considered a weed—now they are rare due to herbicide use.
  • The vivid blue pigment has been used as a natural dye and food colorant for centuries, including in Lady Grey tea blends.
  • Napoleon Bonaparte used the cornflower as a personal symbol after hiding in a cornflower field as a child.
  • Cornflower blue is one of the few true blue pigments found in nature, caused by a complex of anthocyanins and metal ions.
  • The flowers are edible and are commonly used as a decorative garnish in salads and cocktails.

Color meanings

0

hope

1

delicacy

2

fidelity

Uses

  • wildflower meadows
  • edible flower garnish
  • natural blue dye