Tall flower spikes protrude from the center of the foliage in bursts of lavender or dark purple. Hummingbirds are drawn to ...

Alluring, like sirens, some vicious weeds produce beautiful flowers in calming purple hues. Here are the problematic blossoms ...

A perennial with large, purplish stems and small, white to purplish flowers followed by dark berries. It's often found in ...

Look for bell-shaped dark purple flowers and round black berries. A member of the Digitalis family, the foxglove is easy to spot thanks to its distinctive bell-shaped flowers. Usually pinkish ...

This variety blooms in September and October with dark-purple, daisy-like flowers that can almost completely cover the two-foot-tall mounds. The flowers are also a good source of late-season ...