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, Moffat, Rio Blanco, Routt | Adams, Kit Carson, Logan, Morgan, Phillips, Sedgwick, Washington, Weld, Yuma | Arapahoe, Cheyenne, Elbert, El Paso, wsprod, Lincoln | Delta, Dolores, Douglas, Garfield, La Plata, Mesa, Montezuma, Montrose, Rio Grande, San Miguel |
