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Crop dates by placeCorn Planting Dates by State and Region
Published corn planting windows for 42 places, with the source and the caveats you need before you use them.
Across the 41 places in this data set, the planting window begins as early as Mar 1 (Florida) and as late as Apr 30 (Pennsylvania). The middle of the range starts around Apr 14.
| Place | Planting | Harvest |
|---|---|---|
| Alabama | Planting: Mar 15 to May 18 | Aug 2 to Oct 15 |
| Arizona | Planting: Mar 10 to Jun 1 | Sep 1 to Dec 1 |
| Arkansas | Planting: Mar 26 to May 9 | Aug 16 to Oct 6 |
| California | Planting: Mar 15 to Jul 15 | Sep 1 to Nov 15 |
| Colorado | Planting: Apr 19 to May 29 | Sep 28 to Nov 22 |
| Delaware | Planting: Apr 12 to May 28 | Sep 10 to Nov 5 |
| Florida | Planting: Mar 1 to May 5 | Jul 15 to Oct 1 |
| Georgia | Planting: Mar 14 to May 4 | Aug 6 to Oct 7 |
| Idaho | Planting: Apr 21 to Jun 9 | Sep 29 to Nov 24 |
| Illinois | Planting: Apr 14 to Jun 5 | Sep 14 to Nov 20 |
| Indiana | Planting: Apr 20 to Jun 10 | Sep 15 to Nov 25 |
| Iowa | Planting: Apr 19 to May 26 | Sep 21 to Nov 21 |
| Kansas | Planting: Apr 5 to May 25 | Sep 1 to Nov 10 |
| Kentucky | Planting: Apr 6 to Jun 8 | Sep 1 to Nov 10 |
| Louisiana | Planting: Mar 13 to Apr 16 | Jul 31 to Sep 12 |
| Maryland | Planting: Apr 20 to Jun 7 | Sep 9 to Nov 17 |
| Michigan | Planting: Apr 21 to Jun 6 | Sep 5 to Dec 10 |
| Minnesota | Planting: Apr 22 to May 29 | Sep 27 to Nov 23 |
| Mississippi | Planting: Mar 17 to May 4 | Aug 11 to Oct 7 |
| Missouri | Planting: Apr 3 to Jun 12 | Aug 29 to Dec 22 |
| Montana | Planting: Apr 26 to Jun 4 | Oct 4 to Dec 8 |
| Nebraska | Planting: Apr 19 to May 21 | Sep 18 to Nov 20 |
| New Hampshire | Planting: direct sow when soil warms to 60°F | |
| New Jersey | Planting: Apr 15 to Jun 15 | Sep 25 to Nov 15 |
| New Mexico | Planting: Apr 15 to May 20 | Sep 25 to Nov 20 |
| New York | Planting: Apr 20 to Jun 20 | Oct 7 to Nov 25 |
| North Carolina | Planting: Apr 1 to May 15 | Aug 25 to Nov 1 |
| North Dakota | Planting: Apr 26 to Jun 4 | Sep 28 to Dec 6 |
| Ohio | Planting: Apr 18 to May 30 | Sep 27 to Dec 1 |
| Oklahoma | Planting: Mar 21 to May 17 | Aug 20 to Oct 20 |
| Oregon | Planting: Mar 25 to Jun 15 | Oct 10 to Dec 5 |
| Pennsylvania | Planting: Apr 30 to Jun 15 | Sep 25 to Dec 10 |
| South Carolina | Planting: Mar 10 to May 15 | Jul 25 to Oct 10 |
| South Dakota | Planting: Apr 26 to Jun 10 | Sep 24 to Dec 3 |
| Tennessee | Planting: Apr 1 to May 25 | Aug 25 to Oct 30 |
| Texas | Planting: Mar 1 to May 17 | Jul 18 to Nov 8 |
| Utah | Planting: Apr 15 to Jun 5 | Sep 25 to Dec 10 |
| Virginia | Planting: Apr 5 to May 29 | Aug 31 to Nov 9 |
| Washington | Planting: Apr 10 to Jun 1 | Sep 25 to Nov 25 |
| West Virginia | Planting: Apr 20 to Jun 20 | Sep 15 to Dec 1 |
| Wisconsin | Planting: Apr 26 to Jun 4 | Oct 2 to Nov 28 |
| Wyoming | Planting: Apr 24 to Jun 6 | Oct 5 to Dec 10 |
Calendar view
| Item | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alabama planting | Planting window, most active in March | Planting window, most active in April | Planting window in May | |||||||||
| Alabama harvest | Harvest window, most active in August | Harvest window, most active in September | Harvest window in October | |||||||||
| Arizona planting | Planting window in March | Planting window, most active in April | Planting window, most active in May | Planting window in June | ||||||||
| Arizona harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| Arkansas planting | Planting window in March | Planting window, most active in April | Planting window in May | |||||||||
| Arkansas harvest | Harvest window, most active in August | Harvest window, most active in September | Harvest window in October | |||||||||
| California planting | Planting window in March | Planting window, most active in April | Planting window, most active in May | Planting window, most active in June | Planting window, most active in July | |||||||
| California harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Colorado planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Colorado harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Delaware planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Delaware harvest | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | |||||||||
| Florida planting | Planting window, most active in March | Planting window, most active in April | Planting window in May | |||||||||
| Florida harvest | Harvest window in July | Harvest window, most active in August | Harvest window, most active in September | Harvest window in October | ||||||||
| Georgia planting | Planting window, most active in March | Planting window, most active in April | Planting window in May | |||||||||
| Georgia harvest | Harvest window, most active in August | Harvest window, most active in September | Harvest window in October | |||||||||
| Idaho planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| Idaho harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Illinois planting | Planting window, most active in April | Planting window, most active in May | Planting window in June | |||||||||
| Illinois harvest | Harvest window, most active in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Indiana planting | Planting window in April | Planting window, most active in May | Planting window, most active in June | |||||||||
| Indiana harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Iowa planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Iowa harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Kansas planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Kansas harvest | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | |||||||||
| Kentucky planting | Planting window, most active in April | Planting window, most active in May | Planting window in June | |||||||||
| Kentucky harvest | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | |||||||||
| Louisiana planting | Planting window, most active in March | Planting window, most active in April | ||||||||||
| Louisiana harvest | Harvest window in July | Harvest window, most active in August | Harvest window, most active in September | |||||||||
| Maryland planting | Planting window, most active in April | Planting window, most active in May | Planting window in June | |||||||||
| Maryland harvest | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | |||||||||
| Michigan planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| Michigan harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| Minnesota planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Minnesota harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| Mississippi planting | Planting window, most active in March | Planting window, most active in April | Planting window in May | |||||||||
| Mississippi harvest | Harvest window, most active in August | Harvest window, most active in September | Harvest window in October | |||||||||
| Missouri planting | Planting window, most active in April | Planting window, most active in May | Planting window in June | |||||||||
| Missouri harvest | Harvest window in August | Harvest window, most active in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | |||||||
| Montana planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| Montana harvest | Harvest window, most active in October | Harvest window, most active in November | Harvest window, most active in December | |||||||||
| Nebraska planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Nebraska harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| New Hampshire planting | Timing in table above | |||||||||||
| New Jersey planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| New Jersey harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| New Mexico planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| New Mexico harvest | Harvest window in September | Harvest window, most active in October | Harvest window in November | |||||||||
| New York planting | Planting window in April | Planting window, most active in May | Planting window, most active in June | |||||||||
| New York harvest | Harvest window, most active in October | Harvest window, most active in November | ||||||||||
| North Carolina planting | Planting window, most active in April | Planting window in May | ||||||||||
| North Carolina harvest | Harvest window in August | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | ||||||||
| North Dakota planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| North Dakota harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| Ohio planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Ohio harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| Oklahoma planting | Planting window in March | Planting window, most active in April | Planting window, most active in May | |||||||||
| Oklahoma harvest | Harvest window, most active in August | Harvest window, most active in September | Harvest window, most active in October | |||||||||
| Oregon planting | Planting window in March | Planting window, most active in April | Planting window, most active in May | Planting window, most active in June | ||||||||
| Oregon harvest | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | |||||||||
| Pennsylvania planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| Pennsylvania harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| South Carolina planting | Planting window, most active in March | Planting window, most active in April | Planting window in May | |||||||||
| South Carolina harvest | Harvest window in July | Harvest window, most active in August | Harvest window, most active in September | Harvest window in October | ||||||||
| South Dakota planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| South Dakota harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| Tennessee planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Tennessee harvest | Harvest window in August | Harvest window, most active in September | Harvest window, most active in October | |||||||||
| Texas planting | Planting window, most active in March | Planting window, most active in April | Planting window, most active in May | |||||||||
| Texas harvest | Harvest window in July | Harvest window, most active in August | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | |||||||
| Utah planting | Planting window, most active in April | Planting window, most active in May | Planting window in June | |||||||||
| Utah harvest | Harvest window in September | Harvest window, most active in October | Harvest window in November | Harvest window in December | ||||||||
| Virginia planting | Planting window, most active in April | Planting window, most active in May | ||||||||||
| Virginia harvest | Harvest window in August | Harvest window, most active in September | Harvest window, most active in October | Harvest window in November | ||||||||
| Washington planting | Planting window, most active in April | Planting window, most active in May | Planting window in June | |||||||||
| Washington harvest | Harvest window in September | Harvest window, most active in October | Harvest window, most active in November | |||||||||
| West Virginia planting | Planting window in April | Planting window, most active in May | Planting window, most active in June | |||||||||
| West Virginia harvest | Harvest window, most active in September | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | ||||||||
| Wisconsin planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| Wisconsin harvest | Harvest window, most active in October | Harvest window, most active in November | ||||||||||
| Wyoming planting | Planting window in April | Planting window, most active in May | Planting window in June | |||||||||
| Wyoming harvest | Harvest window, most active in October | Harvest window, most active in November | Harvest window in December | |||||||||
Frost-date caveat: ranges blur real differences inside a state or region. Use them to plan, then fit them to your last frost date, soil temperature and field conditions.
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
- Broom Corn Planting Calendar
- Popcorn Planting Calendar
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.