Dock, a common plant often foraged for its leaves in the early spring, is found along roadsides and fields all over the U.S. and Canada. Its stalk, root, and seed are also edible. The most common species are Rumex crispus ( the biennial Curly dock), and R. obtusifolius (the perennial Bitter or broadleaf dock).
The edible seed is easy to harvest, but many people avoid collecting it because it can be difficult to process into dock seed flour. I thought that, too, until I learned a trick which makes it very easy. Continue Reading