Exotic Pest Reporting
Steve Dewey, Utah State University, Bugwood.org
Garden cornflower (Centaurea cyanus) is an invasive plant. It is a native of Europe and was first detected in Oklahoma in 1985.
In the past it often grew as a weed in crop fields, hence its name, but now it is considered a seed contaminant in crop seeds.
03/22/2018 - How to avoid buying invasive plants from nurseries
08/07/2017 - Growing to love the drop-dead gorgeous cornflower