Plants composing evergreen broad-leaved forest distributed in western Japan are planted. They include Castanopsis cuepidata, Camellia japonica, and Quercus species.
サイゴクミツバツツジRhododendron nudipes var. nudipes（ツツジ科）日本固有のツツジです。
Plants composing cool-temperate deciduous forest distributed in higher montane are are planted. Fagus crenata, Quercus crispula and Acer ssp. are representatives here.
Plants growing on dry riverbed are very common and are characteristic to Toyama. They include Elaeagnus umbellata, Anaphalis margaritacea var. yedoensis, etc,.
Alpine and subalpine plants from the world are exhibited. Some plants from the Himalayan region such as Purimulas and Blue poppies are especially attractive in spring time
