Rare plants are being introduced in the temperate climate of Uzbekistan for the purpose of increasing the stock of medicinal plants, wide use of natural means in maintaining the health of the population, development of the porphyry industry, and elimination of environmental problems. Including medicinal lavender (Lavandula officinalis L) seeds were planted in open field plantations and greenhouses in Pakhtaabad, Andijan and Yozhiovan districts of Fergana Valley, and morphobiological changes were studied. The generative and vegetative stages of the introduction process were analyzed. The plant introduction was successful. In order to scientifically justify the use of localized Lavandula officinalis in folk medicine, the composition of the ma...