Knotweed
- seeds are edible.
- seeds can be eaten whole or pounded into meal.
- plants can be cooked and eaten.
- varieties in the Pacific Northwest include
Common knotgrass (Polygonum aviculare) ,Common knotweed (Polygonum arenastrum) andMountain knotweed (Polygonum douglasii) . - grows as a weed in a wide range, including dry areas, plains, and subapline regions.
- raw plants eaten in quantity may cause stomach upset and/or diarrhea.
