Trees infested with the emerald ash borer gradually dry out at the top, it is an aggressive quarantine trunk pest and can inhabit perfectly healthy trees.
Every year, the employees of the center harvest nuts from the gardens and plantations for sowing in the nursery for growing planting material and selling nuts and seedlings to everyone.
The effect of mycorrhiza is to increase the resistance of trees to diseases and the high survival rate of seedlings in areas polluted with heavy metals.
The theme of the day in 2023 is "Fighting Inequality for a Sustainable Future".