REGISTRATION FEES Category and registration fee CategoryEarly bird 1 January 2026 –20 October 2026Regular1 October 2026 – 15 November 2026Onsite Thailand Registration (ISHS Member)3,500 BAHT5,000 BAHT7,500 BAHTThailand Registration (Non - ISHS Member)7,000 BAHT8,500 BAHT11,000 BAHTISHS Member registration175 EURO300 EURO350 EURONon-ISHS Member Registration300 EURO425 EURO500 EUROStudent Registration50 EURO100 EURO150 EUROTwo-day Registration (Professional Visit and Udon Expo)85 EURO For each registration category the registration fee includes online access to the electronic version of the Acta Horticulturae symposium proceedings To learn more about ISHS membership or to become a member, visit the ISHS website **After abstract submission, all presenting authors will be entitled to register at the discounted ISHS member rate. The registration fee covers conference materials, lunch, the professional visit, and admission to UDON EXPO 2026. “Registration fees are non-refundable once payment has been completed.” FacebookFacebookXXLINELine