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Corn planting and harvest datesCorn Planting Dates in Arizona
Usual corn planting and harvest periods in Arizona, shown as ranges with their source. Use them to frame a plan, then adjust for your own frost dates and soil temperature.
| Activity | Window | Source | Last verified |
|---|---|---|---|
| Planting | Mar 10 to Jun 1 usual (most active Apr 1 to May 15) | source | 2026-11-11 |
| Harvest | Sep 1 to Dec 1 usual (most active Oct 1 to Nov 1) | source | 2026-11-11 |
| Item | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Planting | Planting window in March | Planting window, most active in April | Planting window, most active in May | Planting window in June | ||||||||
| Harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December |
What these dates mean in Arizona
Planting usually runs about 84 days, from Mar 10 to Jun 1.
That start date is about 35 days earlier than the middle of the 41 places in this data set that report corn planting dates (Apr 14).
Harvest usually runs about 92 days, from Sep 1 to Dec 1.
From the start of the planting window to the start of the harvest window is about 175 days in Arizona, a rough guide to how long the crop occupies the bed or field.
Related guides
- Corn (Sweet) Planting Calendar by Zone
- Corn Planting Calendar: Grain vs. Silage
- Corn Growth Stages and Calendar Timing
- Field Crop Planting Calendar for the Corn Belt
Corn dates in other places
- Alabama
- Arkansas
- California
- Colorado
- Delaware
- Florida
- Georgia
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maryland
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Other crops in Arizona
Last reviewed: November 2026. Source: USDA NASS, Field Crops Usual Planting and Harvesting Dates (October 2010 edition, copy hosted by Cornell University Mann Library). Dates are the usual start and end of the period when about 5% to 95% of the crop is planted or harvested, from long-run state progress data. They are historic averages, not a forecast.