By Kat Kerlin
Plants imported into the United States sometimes hold more than leaves and stems. They also can transport hidden, non-native pests and pathogens that can cause substantial ecological and economic damage if they establish in the environment.
In the United States, that pathway is growing. Over the past four decades, the dollar value of imported plants has grown at 68 percent per decade. One means of reducing their entry is to inspect live plant imports at the U.S. border.