Potato Fair 2019 - Herrera de Pisuerga - Saturday, October 19 10:00 Agricultural fairs. 13:00 Institutional events. 13:15 tasting and Announcement. 14:00 Institutional events. 14:30 Lunch. 16:00 Concerts. You can find out more on Fiestas.Net You might be also interested in: Bean Festival 2019 - Saldana - 48 Kms.