Though the symbolism associated with colors and flowers may change over time, one fact remains: the color orange provokes a reaction. Sometimes sacred, sometimes royal, occasionally cautionary ...

Some new annuals we might want to try include a zinnia, ... This year, South Pacific Orange canna joins its sister, South Pacific Scarlet, introduced as a 2013 AAS winner.

This flower isn't just a pretty face—its the first one ever grown in space. NASA/Scott Kelly Sometimes, a zinnia is just a zinnia. Other times, it’s a landmark. This weekend, a pretty flower ...

One of the orange zinnia flowers grown in NASA's Veggie chamber on board the International Space Station in January 2016. (Image credit: NASA) "First ever flower grown in space makes its debut!" ...