Grüne Tage Thüringen 2026 is an agricultural fair in Erfurt, Germany, serving both trade visitors and the public with a broad presentation of Thuringia's agricultural and food industries, regional strengths, and practical innovation.

The event covers food and direct marketing, horticulture, agricultural machinery, bioenergy, livestock breeding, rural development, forestry, and nature conservation, alongside specialist forums, breeding competitions, student activities, and hands-on experiences.

Staged across three halls and the outdoor area at Messe Erfurt, the fair combines product showcases, professional exchange, and public engagement in a multi-format platform for the wider agricultural value chain.