Field bindweed, or wild morning glory, probably originated in western Asia or the Mediterranean region and was accidentally transported along with agricultural crops wherever people migrated. It is now considered the world's 12th most important weed.

The author wishes to acknowledge the suggestions made by Bill Fischer, Jim McHenry, Don Maddox, and Robert Norris and the cooperation of the County Agricultural Commissioners, Caltrans district landscape specialists, and U.C. Cooperative Extension farm advisors.