Blue in the Garden (from WSJ.com)

An article in the Wall Street Journal declares just how difficult it is to have a true blue in the garden. “Much of what passes for blue in the plant world—lavender, lilac, larkspur—is actually a shade of purple” says the author.

The short of it? Well, it appears that blue molecules are extremely complicated.

Read more from the Wall Street Journal’s article Mad About Blue in the Garden.