LEWISTON, Minn. —A citizen who knows the law about picking flora called the Winona police dispatcher about people picking watercress at Farmers Park. A state wildlife warden was dispatched.. No, no, the poachers were told, the law forbids picking flora on state property. The group was told to move along.

watercress - Winona Journal

Prolific in Garvin Brook. Watercress is an aquatic flowering relative to cabbage. One of the oldest known leaf vegetables consumed by humans. Valued still, millennia later, especially as a gentle topping for salads. It’s a perennial native to Eurasia. Abounds also in Garvin Brook at Farmers Park.