The North Dakota Tourism Department provides an interactive map so you know where to look for these beautiful flowering fields. Search online for North Dakota Tourism and sunflowers, and you’ll find a map highlighting prime viewing areas. North Dakota is the leading sunflower producer in the U.S., with South Dakota and Minnesota rounding out the top three. Several flavors are produced in Fargo, North Dakota, and sold throughout the country. Julie Garden-Robinson, Ph.D., R.D., L.R.D., is a North Dakota State University Extension food and nutrition specialist and professor in the Department of Health, Nutrition and Exercise Sciences.