Source: Magness et al. 1971
Compositae Arctium lappa L.
Burdock plants are rather coarse perennials which are weeds in many temperate areas, including the U.S. Tops die down in winter. New sprouts rising from roots in spring are peeled and eaten raw or after cooking. Roots are also eaten in Japan. Sparingly grown as a vegetable in Japan and possibly other countries.
Production in U.S.: 100 acres, 1959 census; 187 tons, 1968 census.
Use: Sprouts as salad or pot herb. Roots cooked.
Part of plant consumed: Tender spring sprouts, roots.