Cornflower Hardiness Zone. 3 8 Whats My Zone. Dry to medium moisture well-drained soil.
If you want cornflower to grow by seed spring is the best weather at this time you can sow it directly to the place you want. The easiest way to propagate its seeds directly through the ground. Cornflowers are also commonly known as bachelors buttons and more than a dozen other common names.
Powdery mildew is identified by a white coating on the leaves and wilted brown foliage.
Late spring to mid-summer. Cornflower features unusual pink lacecap flowers at the ends of the stems from early to mid summer. Dry to medium moisture well-drained soil. Cornflower Centaurea cyanus Cornflowers are extremely colourful hardy annuals.