Royal Ploughing Ceremony is a government holiday in Thailand, known locally as วันพืชมงคล.
In 2026 it falls on Wednesday 13 May.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 9 May | Friday long weekend | |
| 2026 | 13 May | Wednesday | |
| 2027 | not a holiday this year | ||
| 2028 | not a holiday this year | ||