The article highlights the impact of heavy rainfall and flooding on vegetable prices in Thailand, with some vegetables seeing a 10-15% increase ahead of the vegetarian festival in October. Despite this, the price increase is not expected to impact the festival, as it uses different vegetables. The department is working with farmers to ensure sufficient supply and has linked production sources with central markets and department stores. The prices for other consumer goods remain stable, and the department plans to offer affordable vegetarian dishes from October 14 to the end of the festival. The article also touches on the challenges of assessing vegetarian food demand during the COVID-19 pandemic and urges strict regulations regarding foreign workers to prevent the spread of the virus.