Maize planting and harvest calendar
Usual sowing and harvest windows across 99 jurisdictions, transcribed at the granularity the official source publishes. About maize
Corn19
| Jurisdiction | Usual sowing | Usual harvest |
|---|---|---|
| Arid Zone (CHL002) | Oct 01 – Oct 31 | Dec 15 – Jan 15 |
| Coast (PER001) | Jan 01 – Dec 31 | Jan 01 – Dec 31 |
| Impara & Kivu lake borders (RWA003) | Jan 01 – Dec 31 | Jan 01 – Dec 31 |
| Jungle or Amazon Region (PER003) | Jan 01 – Dec 31 | Jan 01 – Dec 31 |
| Middle Highlands (JOR005) | Mar 15 – Apr 01 | Aug 01 – Aug 15 |
| Middle Jordan Valley (JOR002) | Mar 01 – Jan 15 | Nov 30 – Jun 20 |
| Moist Temperate (CHL004) | Nov 01 – Nov 30 | Feb 01 – Feb 28 |
| Northern Highlands (JOR004) | Mar 15 – Apr 01 | Aug 01 – Aug 15 |
| Northern Jordan Valley (JOR001) | Jun 01 – Apr 01 | Jun 01 – Jul 01 |
| R10 (MOZ0R10) | Nov 01 – Jan 31 | Apr 01 – Jun 30 |
| Region 3 (ZWE004) | Nov 15 – Dec 15 | Mar 01 – Jun 30 |
| Region 4 (ZWE005) | Nov 15 – Dec 15 | Mar 01 – Jun 30 |
| Region IIb (ZMB002) | Nov 01 – Dec 31 | Apr 01 – Jun 30 |
| Sierra or Andean Region (PER002) | Jul 01 – Jan 31 | Apr 01 – Aug 31 |
| Sierra or Central Andina (ECU002) | Sep 01 – Jan 15 | May 20 – Oct 15 |
| Southern Highlands (JOR006) | Mar 15 – Apr 01 | Aug 01 – Aug 15 |
| Zone IIa (ZWE002) | Nov 01 – Dec 15 | Apr 01 – Jun 30 |
| Zone IIb (ZWE003) | Nov 01 – Dec 15 | Apr 01 – Jun 30 |
| Zone Va (ZWE006) | Nov 15 – Dec 15 | Mar 01 – Jun 30 |
Corn — season 119
| Jurisdiction | Usual sowing | Usual harvest |
|---|---|---|
| A. Terai Agro-ecological Zone (NPL001) | Feb 15 – Mar 15 | Mar 01 – Apr 01 |
| Amazonic Region (COL005) | Feb 01 – May 31 | Jun 01 – Feb 28 |
| Andina Region (COL003) | Feb 01 – Apr 30 | Jun 01 – Oct 31 |
| Birunga (RWA004) | Feb 01 – Mar 15 | Jun 15 – Jul 15 |
| Caribbean Zone (COL001) | Apr 01 – Jun 30 | Aug 01 – Oct 31 |
| Central Plateau (RWA006) | Jan 15 – Feb 28 | Apr 15 – Jun 30 |
| Coast or Western Region (ECU001) | Jan 15 – Feb 15 | Apr 30 – Jun 30 |
| Congo-Nile Watershed Divide & Buberuka highlands (RWA005) | Sep 15 – Aug 30 | Jan 01 – Jan 31 |
| Dry zone (LKA001) | Apr 01 – Apr 08 | Jan 01 – Jan 08 |
| Imbo (RWA002) | Mar 15 – Apr 15 | Jan 15 – Feb 15 |
| Interandinos valleys (BOL002) | Jan 01 – Feb 10 | Mar 20 – Apr 20 |
| Intermediate zone (LKA002) | Apr 01 – Apr 08 | Jan 01 – Jan 08 |
| Mediterranean (CHL003) | Aug 15 – Nov 15 | Mar 15 – Jun 15 |
| Orinoquía (COL002) | Feb 01 – May 31 | Jun 01 – Feb 28 |
| Pacific Region (COL004) | Mar 01 – May 31 | Jan 01 – Apr 30 |
| R1 (MOZ0R1) | Feb 01 – May 15 | Jan 01 – Mar 31 |
| Region I (ZMB003) | Jul 01 – Aug 01 | Apr 01 – May 31 |
| Region IIa (ZMB004) | Jul 01 – Sep 01 | Apr 01 – Jun 30 |
| Region III (ZMB001) | Jul 01 – Sep 01 | Feb 15 – May 01 |
Corn — season 219
| Jurisdiction | Usual sowing | Usual harvest |
|---|---|---|
| A. Terai Agro-ecological Zone (NPL001) | Nov 15 – Dec 15 | Jun 15 – Jul 15 |
| Amazonic Region (COL005) | Jul 01 – Aug 31 | — |
| Andina Region (COL003) | Aug 01 – Oct 31 | Dec 01 – Apr 30 |
| Birunga (RWA004) | Jul 15 – Aug 15 | Dec 15 – Feb 15 |
| Caribbean Zone (COL001) | Aug 01 – Oct 31 | Dec 01 – Feb 28 |
| Central Plateau (RWA006) | Sep 15 – Oct 15 | Dec 01 – Feb 15 |
| Coast or Western Region (ECU001) | May 15 – Jun 15 | Aug 31 – Oct 31 |
| Congo-Nile Watershed Divide & Buberuka highlands (RWA005) | — | Jun 01 – Jul 15 |
| Dry zone (LKA001) | Sep 21 – Sep 28 | Jul 21 – Jul 28 |
| Imbo (RWA002) | Sep 15 – Oct 15 | Jul 15 – Aug 15 |
| Interandinos valleys (BOL002) | Nov 10 – Dec 20 | May 10 – Jun 15 |
| Intermediate zone (LKA002) | Sep 21 – Sep 28 | Jul 21 – Jul 28 |
| Mediterranean (CHL003) | Dec 15 – Feb 15 | Dec 15 – Feb 15 |
| Orinoquía (COL002) | Jul 01 – Aug 31 | — |
| Pacific Region (COL004) | Sep 01 – Oct 31 | Jul 01 – Nov 30 |
| R1 (MOZ0R1) | Oct 01 – Nov 30 | — |
| Region I (ZMB003) | Dec 01 – Dec 31 | Nov 01 – Nov 30 |
| Region IIa (ZMB004) | Nov 15 – Dec 31 | Dec 15 – Feb 07 |
| Region III (ZMB001) | Nov 01 – Dec 15 | Oct 15 – Dec 01 |
Corn — season 31
| Jurisdiction | Usual sowing | Usual harvest |
|---|---|---|
| Birunga (RWA004) | Sep 15 – Oct 15 | — |
Source
- USDA NASS — Usual Planting and Harvesting Dates for U.S. Field Crops (October 2010)
- FAO Crop Calendar — national summary sowing and harvesting periods
Dates are the usual planting and harvesting dates published by USDA NASS in the October 2010 edition of this handbook; they describe typical practice at that time and are not a current-season recommendation.
Tools for this
Each tool shows its formula, constants and sources, and starts empty — nothing is filled in from this page.
- Growing degree-days calculator
A calendar gives usual dates; degree-days give the heat accumulation behind them.
- Seed-rate calculator
Turn a planting decision into a seed rate.