Calendar by area
Northwest, Northeast and midlands
| Planting | mid Feb to early Apr |
|---|---|
| Top-dressing (20–30 and 50–60 days after planting) | Mar–May |
| Harvest (as the factory sets) | Nov–Jan |
North Central, Thanh Hóa to Hà Tĩnh, North Central, former Quảng Bình to Huế
Spring crop
| Planting, as early as possible from January | Jan–Feb |
|---|---|
| Top-dressing (20–30 and 50–60 days after planting) | late Jan to late Apr |
| Harvest (as the factory sets) | Oct–Apr |
Dry mountains, no irrigation
| Plant once it has rained | late Apr to early May |
|---|
Central coast, Đà Nẵng to former Phú Yên, Dry south central coast, Khánh Hòa to former Bình Thuận
Main crop
| Planting | Dec–Mar |
|---|---|
| Top-dressing (20–30 and 50–60 days after planting) | late Dec to late May |
| Harvest, before the floods | Sep–Oct |
Hill land by the Highlands
| Plant once it has rained | Apr–May |
|---|
Central Highlands
Early rains
| Planting | early Apr to mid Jun |
|---|---|
| Top-dressing (20–30 and 50–60 days after planting) | late Apr to late Aug |
| Harvest (as the factory sets) | Oct–Mar |
Late rains
| Planting | Sep–Oct |
|---|
Southeast
Rain crop
| Planting | Apr–May |
|---|---|
| Top-dressing (20–30 and 50–60 days after planting) | late Apr to late Jul |
| Harvest (as the factory sets) | Jan–Mar |
Winter-spring crop, irrigated
| Planting | Sep–Nov |
|---|---|
| Top-dressing (20–30 and 50–60 days after planting) | late Sep to late Jan |
| Harvest (as the factory sets) | late Jun to late Oct |
This calendar is compiled from the sources listed under each entry. Actual dates change with the year, variety, water and weather. Where they differ, follow your local agriculture office's schedule.
Sources last checked: 04 Nov 2026