Note: Blue boxes indicate counties where the crop is grown. Regions have been delineated by Interstates I-70 and I-25.
Location of Production
| Northwest | Northeast | Southeast | Southwest |
| Boulder, Larimer | Adams, Kit Carson, Logan, Morgan, Phillips, Sedgwick, Weld, Washington, Yuma | Arapahoe, Baca, Bent, Cheyenne, Crowley, El Paso, wsprod, Lincoln, Las Animas, Otero, Prowers, Pueblo | Delta, Douglas, Mesa, Montezuma, Montrose |
