Cornflower 'Blue Diadem'
Centaurea cyanus
Blue Diadem is part of the Centaurea genus and is a Cornflower variety. Its scientific name is Centaurea cyanus 'Blue Diadem'. This variety is an Flower that typically grows as an Annual, which is defined as a plant that matures and completes its lifecycle over the course of a single year. Blue Diadem normally grows to a mature height of 90.0 cm (that's 2.93 feet imperial).
Blue Diadem Cornflower is great for inexperienced gardeners and those that like low maintainance gardens.
This plant info is provided by the myfolia gardener's wiki. All details about Cornflower 'Blue Diadem' have been kindly provided by our members.
How to grow Cornflower 'Blue Diadem'
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Partial Sun
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Medium
Growing Blue Diadem from seed
By our calculations, you should look at sowing Blue Diadem about 7 days after your last frost date.
Transplanting Blue Diadem
Harvesting Blue Diadem
Cornflower 'Blue Diadem' information
How long does Blue Diadem take to grow?
These estimates for how long Cornflower 'Blue Diadem' takes to sprout, grow and harvest are from real observations from real gardeners, right around the world. Start logging and journaling your observations to participate!
When should I sow Blue Diadem?
Folia's when to plant Cornflower 'Blue Diadem' estimates are relative to your last frost date. Enter your frost dates and we'll calculate your sowing and planting dates for you!
