The Yulivska Hora botanical zakaznik covers an area of 176 ha on the slopes of the Yulivski mountains island massif in the Vyhorlat-Hutynskiy volcanic ridge. It was established in 1974 and became a part of the Carpathian biosphere reserve in 1997. It aimed to preserve the oak-groves formed by many heat-loving Balkan and Mediterranean species. It is characterized by the warmest climate in the whole Ukrainian Carpathians.