The root of the chicory plant is what’s most commonly used in the United States. When raw, it’s extremely bitter, so it’s often roasted, boiled, or dried to lessen the bitterness.

A bitter cold spell, often caused by a dip in the polar vortex, may cause some gardeners to worry about their plants. “Plants that were chosen to be hardy in our climate should be fine,” said ...

Justine Shelby, 8, of Arlee, plants an infant bitterroot flower at Fort Missoula Regional Park on Wednesday morning. Around 50 students from Nkwusm Salish Language School in Arlee and the Two ...