79th AIPH Annual Congress

19 September 2027 - 23 September 2027 , JST Yokohama, Japan

Colourful planted landscapes and visitor areas envisioned for GREEN×EXPO 2027 Yokohama

79th AIPH Annual Congress

Save the date!

The 79th AIPH Annual Congress will take place from 19th-23rd September 2027 in Yokohama, Japan, alongside Expo 2027 Yokohama – an AIPH-approved International Horticultural Expo.

With the theme ‘Scenery of the Future for Happiness’, the Expo will transform the former Kamiseya Communications Facility into a landscape-led destination that demonstrates how Nature-based Solutions can help people, nature, and society thrive together. The site will feature international gardens, a horticultural pavilion, and inclusive visitor spaces, alongside architecture by Kengo Kuma.

Running from 19th March – 26th September 2027, the Expo is expected to welcome more than 10 million visitors from around the world.

Congress Programme
  • Welcome dinner
  • International Horticultural Expo Conference
  • Horticultural Industry Conference
  • Expo tour
  • Professional visits