For the in situ conservation of plant diversity in the forests of the northern areas of Moldova, 21 natural protected areas have been established. Among them, there is a scientific reserve, namely, „Pădurea Domnească”. Reserve, for the in situ conservation of plant and animal diversity in the forest of pedunculate oak with cherry, 8 landscape reserves for the conservation of plant diversity and 4 nature reserves for the conservation of plant diversity in sessile oak forests. All these natural protected areas are home to over 900 species of vascular plants, among which, there are about 100 species of rare plants included in the Red Book of the Republic of Moldova (2015), and communities of rare plants, landscapes, animals, ecosystems etc. For the ex situ conservation of plant diversity in forest ecosystems, the „Vegetation of Moldova” Exhibition has been created in the „Alexandru Ciubotaru” National Botanical Garden (Institute), and in the Lipcani Forest Enterprise, a new oak collection, which includes genotypes native to East Europe, has been established.