Centaurea cyanus 'Blue Ball'
cornflower Double Blue
A double-flowering form of the traditional bright blue cornflower, ‘Double Blue’ performs wonderfully as a cottage garden annual...
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A double-flowering form of the traditional bright blue cornflower, ‘Double Blue’ performs wonderfully as a cottage garden annual...
Seed Packets (only) £2.99
Next/Named Day £8.99
Full sun
Average
Moderately fertile, moist but well-drained soil, or peat-free general purpose compost
Fully hardy