New Phenological Anomalies Regarding the Flowering of Spontaneous and Cultivated Plants From Different Parts of Romania

Abstract

The paper presents new observations about the phenological anomalies regarding the flowering of spontaneous and cultivated plants from different parts of Romania during the period 2010-2019.The consequences of global warming, these anomalies have become more proeminent particularly in the last eight years (2013-2019) being observed in 36 species of spontaneous and cultivated plants. Flowering extension were observed, sometimes even supplementary flowerings, fecundation and even fructification, in the cold season (November-December) and are due to the positive temperatures from the cold season and the high temperatures from spring. Most phenological anomalies were observed in the following botanical families: