WHAT DETERMINES THE FLOWERING OF ASTER L., HETEROTHECA CASS., MIYAMAYOMENA KITAM. AND SYMPHYOTRICHUM NEES GENERA PLANTS?

Abstract

The assortment of ornamental perennial herbaceous plants in Lithuania is growing every year. Spring and summer flowering plants and ornamental plants of the Poaceae family are mainly grown in Lithuania. The first frosts in Lithuania usually occur in September-October, when some plants freeze. The aim of this study was to investigate the assortment of perennial herbaceous plants of the latest flowering family Compositae and what climatic factors influence their flowering time and duration. The research was carried out in Vytautas Magnus University Botanical Garden in 2019-2020.