Comparative analysis of morphometric indicators of oriental hyacinth varieties

The studying results of the parameters of 5 oriental hyacinth varieties with purple, blue, purple, lilac flowers in the Botanical Garden-Institute of VSUT (Mari El Republic) in 2023 are presented. The variety 'Marie' had the highest values of the peduncle height and the flower diameter. The terry variety 'Royal Navy' had the minimum quantity of flowers in the inflorescence and the smallest diameter of the flower. The obtained data can be applied in the practice of growing hyacinths in the conditions of the region.