II International Symposium on Growing Media, Compost Utilization and Substrate Analysis for Soilless Cultivation Freising, Germany 07.09.2025 Open for all Hochschule Weihenstephan-Triesdorf, Am Hofgarten, Freising, Germany Go to event page 7 – 12 September 2025 Mark the date! ISHS-IPS Symposium (planned) Photo by Gilberto Peralta Bocio Get Widget