Countdown to TSO2027
19 - 22 January 2027
ABOUT TSO 2027
The IV International Symposium on Tropical and Subtropical Ornamentals (TSO2027)
will be held on 19–22 January 2027 in Udon Thani, Thailand, alongside the
International Horticultural Expo 2026.
The symposium provides a global platform for researchers, academics, and industry
professionals to exchange knowledge, innovations, and experiences in ornamental plants,with a focus on sustainability and market development.
Conference Announcements
Download the Extended Call For Paper for detailed information on the symposium,
including program overview, important dates, and submission guidelines.
The Main Topic Of TSO 2027
biodiversity/Crop Improvement
Innovative Cultivation/Crop Protection
Logistics/Post harvest
Utilization/Wellness
Marketing
Important Date
Rosa Platform
Download the official guide for paper submission via ISHS system.
✔ Step-by-step instructions
✔ Submission requirements
✔ Easy to follow
Category and registration fee
Category | early bird 15 January - 30 November 2026 | regular 1 December 2026 – 10 January 2027 | onsite |
Thailand Registration (ISHS Member) | 3,500 BAHT | 5,000 BAHT | 7,500 BAHT |
Thailand Registration (Non - ISHS Member) | 7,000 BAHT | 8,500 BAHT | 11,000 BAHT |
ISHS member registration | 175 EURO | 300 EURO | 350 EURO |
Non-ISHS member registration | 300 EURO | 425 EURO | 500 EURO |
Student registration* | 50 EURO | 100 EURO | 150 EURO |
Two-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
**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.”
Conference venue
Centara Hotel & Convention Centre Udon Thani
277/1 Prajaksillapakhom Road, Mak Khaeng,
Mueang Udon Thani, Udon Thani 41000,Thailand
Organized by
