- seeds are edible.
- seeds can be eaten whole or pounded into meal.
- plants can be cooked and eaten.
- varieties in Nova Scotia are Common knotgrass (Polygonum aviculare) and Common knotweed (Polygonum arenastrum).
- 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.
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