Buckwheat (Fagopyrum esculentum) is a fast growing crop raised for edible seed, pollinator flowers, and short season cover. Despite its name, it is related to rhubarb and sorrel rather than wheat. It has a long history of cultivation in Asia, and its seed can be milled into gluten free flour.
Plants grow 2 to 4 ft (60 to 120 cm) tall, wi...