While other potato growers use preventative insecticide applications to protect their crops from a new disease to the Pacific Northwest, called zebra chip, Fred Brossy can only wait and see if it hits him.

Brossy grows organic Yukon golds in Shoshone, Idaho. He's becoming increasingly concerned about zebra chip - caused by the Liberibacter bacteria and spread by tiny aphid-like insects called potato psyllids - as researchers continue to find infected psyllids and potato plants in Idaho.