The virtual monopoly on commercial poinsettia production by the Paul Ecke family for almost 80 years is a great example of floral industry economics.

Paul Ecke developed a technique for making poinsettias grow multiple branches from a single stem. The creates a fuller more colorful poinsettia plant we are accustomed to seeing at Christmas.

The Ecke family kept this a secret of poinsettia cultivation until around 1996 when university researchers were able to independently make the same discovery.

The result has been good for consumers, since poinsettias are much more plentiful and therefore less expensive than before.

Read more about the Poinsettia Monopoly in America.