Wheat Environment Wheat production in France is concentrated to the greatest extent in the northern regions of the country, but to some extent, is grown throughout France. The state of Centre leads the production of wheat in France, producing 16 percent of Frances total wheat supply. The state of Picardie is the seconded largest producer of wheat, accounting for 10 percent of all the wheat that France produces. Winter wheat is the predominant variety produced in France. Winter wheat is planted from the beginning of October through the end of November. The harvest season begins around the first of July and is usually concluded by the end of August. [SpectrumCommodities] This country is not found in our database or data is not available.