This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. Ecologist Christy Brigham stands amid willows hemming Medea Creek in the ...

Periwinkle flowers (botanic name Vinca minor) grow as a ground cover in Zones 4 to 9. They typically reach heights of up to 6 inches, and widths of between 6 and 18 inches. Flowers can be blue, ...