Marketing year refers to the 12-month period, generally from the beginning of a new harvest, over which a crop is marketed. For example, for wool, mohair, and Hawaiian sugarcane, the marketing year is January 1-December 31; for honey, it is April 1-March 31; for wheat, barley, and oats, it is June 1-May 31; for flue-cured tobacco, it is July 1-June 30; for cotton, peanuts, and rice, it is August 1-July 31; for sugar beets, it is September 1-August 31; for corn, sorghum, soybeans, mainland sugarcane, all tobacco but flue-cured, and milk, it is October 1-September 30.

The crop marketing year beginning and ending dates are published by National Agricultural Statistics Service

National Agricultural Statistics Service

The National Agricultural Statistics Service or NASS is the statistical branch of the U.S. Department of Agriculture. NASS has 46 field offices throughout the United States and Puerto Rico and a headquarters unit in Washington, D.C....

 in the Agricultural Prices annual summary. In contrast, the crop year is the calendar year during which the crop is harvested.