Cornflower Blue Ball is a traditional beauty. The simplicity of the double flowers is at the heart of the cottage garden. A hardy annual, that flowers the same year, in sun or partial shade growing to a height of 75cm.
Sow 1.5cm deep in the desired location. Keep moist. Alternatively sow outdoors in August-September to flower the following spring. Thin seedlings to 25cm apart. Remove dead flowers to prolong flowering season. Sow in Autumn for Spring flowering.