Cornflower (Centaurea Cyanus) is a annual herb in the Asteraceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 2-11. This plant is safe for cats and dogs. It can be grown indoors.

Centaurea cyanus is a striking annual with vivid blue flowers, commonly known as cornflower or bachelor's button.

Cornflower

Cornflower

Centaurea Cyanus

Centaurea cyanus is a striking annual with vivid blue flowers, commonly known as cornflower or bachelor's button.

Quick Facts

Type
herb
Lifecycle
annual
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
2-11

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, sandy, chalky
Indoor:Yes
Outdoor:Yes
Garden Use:cut flower, pollinator plant, ornamental

Care Calendar

Monthly care tasks for Cornflower

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Cornflower
Cornflower detail

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Taxonomy

Family:Asteraceae
Genus:Centaurea