Rowan diseases.
The range of growth of mountain ash is very wide, it can be seen throughout the European plain, in Primorye, in the Far East, in Siberia. Rowan, even, is one of the plants that make up the upper limit of the woody vegetation of the mountains, so it can often be found in the mountainous regions of the Caucasus, Kyrgyzstan, Kazakhstan, and the Urals. Under natural conditions, the tree grows near roads, in forest glades and [...]